One of the disadvantages of oral communication is that

A.

immediate feedback is not possible

B.

information could be denied

C.

it is very expensive

D.

it does not promote cordiality

Correct answer is B

Oral communications are not easy to maintain and thus they are unsteady. There may be misunderstandings as the information is not and may lack essentials. It requires attentiveness and great receptivity on part of the receivers/audience