Which one of the following can be termed as verbal communication?

Q. Which one of the following can be termed as verbal communication?

A.            Prof. Sharma delivered the lecture in the class room

B.            Signal at the cross-road changed from green to orange

C.            The child was crying to attract the attention of the mother

D.            Dipak wrote a letter for leave application

Answer: Prof. Sharma delivered the lecture in the class room