Which configuration parameter defines whether or not the user portion of a directory URI is case
sensitive on Cisco Unified Communications Manager 9.1 or later?

A.
URI Dialing Display Preference in Cisco CallManager Service Parameter

B.
URI Lookup Policy in Cisco CallManager Service Parameter

C.
URI Dialing Display Preference in Enterprise Parameters

D.
URI Lookup Policy in Enterprise Parameters

E.
The user portion of a directory URI is always case sensitive and cannot be changed.