Refer to the exhibit. In a Cisco Unified Contact Center Enterprise deployment, Agent 180020 using
the Cisco Unified Communications Manager IP Phone with Extension 7220 is unable to log in to
the system.

Given the configuration in the exhibit, what changes need to be made to allow this agent to log in?

A.
Add the agent’s device (IP Phone) to the Controlled Devices for PGuser JTAPI/CTI Application
User using Cisco Unified Communications Manager Administration.

B.
Add Agent 180020 to the “Sales” skill group to allow the system to route calls to the agent.

C.
Add the agent’s device (IP Phone) to the Controlled Devices for IPIVRuser JTAPI/CTI
Application User using Cisco Unified Communications Manager Administration.

D.
Add the Role “Standard Presence User” to the PGuser configuration using Cisco Unified
Communications Manager Administration.