Which of the following statements are true?

Q. Which of the following statements are true?

1. in oral communication, there is a possibility of immediate response.

2. if one wants to have effective communication, one should be egoistic.

3. Oral communication always saves time.

4. Never leave a caller on hold.

A.            false, true, true, false

B.            true, false, false, true

C.            true, true, false, false

D.            false, false, true, false

Answer: true, false, false, true