Formal communication usually flows in _____.

 In each of the questions given below, there are two statements marked as Assertion (A) and Reason (R). Mark your answer as per the codes provided below:

Assertion (A): Formal communication tends to be fast and flexible.

Reason (R): Formal communication is a systematic and orderly flow of information. 

Which of the following statements is correct for describing the human communication process?
(a) Non-verbal communication can stimulate ideas.
(b) Communication is learned ability.
(c) Communication is not a universal panacea.
(d) Communication cannot break-down.
(e) More communication means more effective learning by students.
(f) Value of what is learnt through classroom communication is not an issue for students.