diff --git a/spec/index.bs b/spec/index.bs
index 70ea88ac..827f4d80 100644
--- a/spec/index.bs
+++ b/spec/index.bs
@@ -1013,36 +1013,40 @@ throwing the exception.
         1. If |accState| is [=compute the connection status/connected=], set |registeredAccount| to
             |acc| and increase |numRegisteredAccounts| by 1.
     1. Let |permission|, |disclosureTextShown|, and |isAutoSelected| be set to false.
-    1. If |mediation| is not "{{CredentialMediationRequirement/required}}", |requiresUserMediation|
-        is false, and |numRegisteredAccounts| is equal to 1:
-        1. Set |account| to |registeredAccount| and |accountState| to the result of running
-            [=compute the connection status=] algorithm given |provider| and |account|. When doing this,
-            the user agent MAY show some UI to the user indicating that they are being
-            <dfn>auto-reauthenticated</dfn>.
-        1. Set |isAutoSelected| to true.
-    1. Else if |mediation| is "{{CredentialMediationRequirement/silent}}", return (failure, false).
-    1. Else if |accountsList|'s size is 1:
-        1. Set |account| to |accountsList|[0].
-        1. Set |accountState| to the result of running the [=compute the connection status=] algorithm
-            given |provider|, |account|, and |globalObject|.
-        1. If |accountState| is [=compute the connection status/disconnected=],
-            let |permission| be the result of running [=request permission to sign-up=] algorithm
-            with |account|, |accountState|, |config|, |provider|, and |globalObject|. Also set
-            |disclosureTextShown| to true.
-        1. Else, show a dialog to request user permission to sign in via |account|, and set the
-            result in |permission|. The user agent MAY use |options|'s
-            {{IdentityCredentialRequestOptions/context}} to customize the dialog.
-    1. Else:
-        1. Set |account| to the result of running the [=select an account=] from the
-            |accountsList|.
-        1. If |account| is failure, return (failure, true).
-        1. Set |accountState| to the result of running the [=compute the connection status=] algorithm
-            given |provider| and |account|.
-        1. If |accountState| is [=compute the connection status/disconnected=]:
-            1. Let |permission| be the result of running the [=request permission to sign-up=]
-                algorithm with |account|, |config|, |provider|, and |globalObject|.
-            1. Set |disclosureTextShown| to true.
-        1. Else, set |permission| to true.
+    1. Perform the set of instructions corresponding to the first matching statement:
+        <dl class=switch>
+        <dt>If |mediation| is not "{{CredentialMediationRequirement/required}}", |requiresUserMediation|
+        is false, and |numRegisteredAccounts| is equal to 1:</dt>
+            1. Set |account| to |registeredAccount| and |accountState| to the result of running
+                [=compute the connection status=] algorithm given |provider| and |account|. When doing this,
+                the user agent MAY show some UI to the user indicating that they are being
+                <dfn>auto-reauthenticated</dfn>.
+            1. Set |isAutoSelected| to true.
+        <dt>If |mediation| is "{{CredentialMediationRequirement/silent}}":</dt>
+            1. Return (failure, false).
+        <dt> If |accountsList|'s size is 1:</dt>
+            1. Set |account| to |accountsList|[0].
+            1. Set |accountState| to the result of running the [=compute the connection status=] algorithm
+                given |provider|, |account|, and |globalObject|.
+            1. If |accountState| is [=compute the connection status/disconnected=],
+                let |permission| be the result of running [=request permission to sign-up=] algorithm
+                with |account|, |accountState|, |config|, |provider|, and |globalObject|. Also set
+                |disclosureTextShown| to true.
+            1. Otherwise, show a dialog to request user permission to sign in via |account|, and set the
+                result in |permission|. The user agent MAY use |options|'s
+                {{IdentityCredentialRequestOptions/context}} to customize the dialog.
+        <dt>Otherwise:</dt>
+            1. Set |account| to the result of running the [=select an account=] from the
+                |accountsList|.
+            1. If |account| is failure, return (failure, true).
+            1. Set |accountState| to the result of running the [=compute the connection status=] algorithm
+                given |provider| and |account|.
+            1. If |accountState| is [=compute the connection status/disconnected=]:
+                1. Let |permission| be the result of running the [=request permission to sign-up=]
+                    algorithm with |account|, |config|, |provider|, and |globalObject|.
+                1. Set |disclosureTextShown| to true.
+            1. Otherwise, set |permission| to true.
+        </dl>
     1. Wait until the [=user agent=]'s dialogs requesting for user choice or permission to be
         closed, if any are created in the previous steps.
     1. Assert: |account| is not null.