Question

a.
C. Answer the following questions in one word.
Which is the fastest means of communication?
b. How many symbols are there in sign language?
Which is an audio-visual means of communication?
d. Which is the fastest way of sending written message?
C.​

Answer 1

Answer:

what is Question

Explanation:

I Think You Need To UPLOAD Whole Question

Answer 2

Answer:

1). telephone

2)no symbol sign language are there.