Question: What is the state of the MM sublayer when it has a RR connection to a mobile station on the VGCS channel, and only one MM connection is active?
Option 1: WAIT FOR MOBILE ORIGINATED MM CONNECTION
Option 2: MM CONNECTION ACTIVE (GROUP CALL)
Option 3: GROUP CALL ACTIVE
Option 4: MM CONNECTION ACTIVE
Explanation: According to the MM sublayer states, when the MM sublayer has a RR connection to the talking mobile station on the VGCS channel and only one MM connection is active, it is in the state of "MM CONNECTION ACTIVE (GROUP CALL)". This state is specifically applicable for mobile stations supporting VGCS talking.