fix tortured Note: language, thx emlun!

index.bs

@@ -2653,11 +2653,11 @@ This enumeration's values describe the [=[RP]=]'s requirements for [=client-side
         if a [=client-side discoverable credential=] cannot be created.
 </div>
 
-Note: The [=[RP]=] can use a combination of the values provided for <code>|options|.{{PublicKeyCredentialCreationOptions/authenticatorSelection}}.{{residentKey}}</code>
-and the [=credProps|Credential Properties Extension=]'s return value to determine  whether or not the authenticator created a [=client-side discoverable credential=].
+Note: [=[RPS]=] can determine whether or not the authenticator created a [=client-side discoverable credential=] by evaluating the [=credProps|Credential Properties Extension=]'s return value in light of
+the value it provided for <code>|options|.{{PublicKeyCredentialCreationOptions/authenticatorSelection}}.{{residentKey}}</code>.
 This is useful when values of {{ResidentKeyRequirement/discouraged}} or {{ResidentKeyRequirement/preferred}} are used for
 <code>|options|.{{PublicKeyCredentialCreationOptions/authenticatorSelection}}.{{residentKey}}</code>, because in those cases it is possible for an
-[=authenticator=] to create either a [=client-side discoverable credential=] or a [=server-side credential=].
+[=authenticator=] to create <em>either</em> a [=client-side discoverable credential=] or a [=server-side credential=].
 
 
 ### <dfn>Attestation Conveyance</dfn> Preference Enumeration (enum <dfn enum>AttestationConveyancePreference</dfn>) ### {#enum-attestation-convey}