A learner receives a personal cellular phone call during class and fails to leave the room to answer the call. In this situation, the instructor should take which of the following actions?

A.
Stop talking and stand in front of the learner while the learner takes the call.

B.
Interrupt the call and ask the learner to leave the classroom.

C.
Remind the class about the use of cell phones during class time.

D.
Discuss the issue with the learner privately at the next available opportunity.