All of the following are true, EXCEPT______.

Câu hỏi: All of the following are true, EXCEPT______.

A. Signal, symbols, signs and gestures are found in every culture.

B. Signal, symbols, signs and gestures are very useful.

C. Signal, symbols, signs and gestures also have some disadvantage.

D. Signal, symbols, signs and gestures are only used for long distance contact.