Which of the following is a disadvantage of using face$-$to$-$face communication over other communication channels?

There is lag time between transmission and reception of the message.

Face$-$to$-$face communication reduces your ability to hold the receiver's attention.

It is often difficult to schedule a time to meet face$-$to$-$face.

It is more difficult to develop effective relationships with individuals when you use face$-$to$-$face communication.