Users report that they are unable to control their Cisco 6941 desk phone from their Jabber client, but the Jabber client

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Users report that they are unable to control their Cisco 6941 desk phone from their Jabber client, but the Jabber client works as a soft phone. Which two configuration changes allow this? (Choose two)

A. Assign group "Standard CTI Allow Control of Phones supporting Connected Xfer and Conf" to the user.
B. Set the End User page to the Primary Extension on the desk phone.
C. Set the Owner User ID on the desk phone.
D. Assign group "Standard CTI Enabled User Group" to the user.
E. Assign group "Standard CTI Allow Control of Phones Supporting Rollover Mode" to the user.