correction

index.bs

@@ -599,7 +599,7 @@ When this method is invoked, the user agent MUST execute the following algorithm
     1. If {{AuthenticatorSelectionCriteria/requireResidentKey}} is set to |true| and the |authenticator| 
         is not capable of storing a [=Client-Side-Resident Credential Private Key=], [=iteration/continue=].
     1. If {{AuthenticatorSelectionCriteria/aaguidList}} is [=present|present=] and the
-        to |authenticator|'s AAGUID protection method is not included in that list, [=iteration/continue=].
+        to |authenticator|'s AAGUID is not included in that list, [=iteration/continue=].
     1. [=set/Append=] |authenticator| to |selectedAuthenticators|. 
 
 1. If |selectedAuthenticators| [=list/is empty=], return a {{DOMException}} whose name is