Which of the following elements are needed for the completion of classroom communication?
(A) Source
(B) Noise
(C) Content
(D) Receiver
(E) Feed back
Choose the correct answer from the options given below :
1
(A), (B) and (C) only
2
(B), (C) and (D) only
3
(A), (C), (D) and (E) only
4
(B), (C), (D) and (E) only