Question

River A and River B are small streams that merge into another large River C. Which of the following is/are correct regarding these rivers?

• A. River A is the distributary of River C.
• B. River B is the tributary of River C.
• C. River C is the tributary of rivers A and B.
• D. River A is the tributary of river C.

Answer 1

Answer: (B), (D)

The correct options are
B River B is the tributary of River C.
D River A is the tributary of river C.

A stream or river that flows into a larger river is called a tributary. Hence river A and B are tributaries of river C. A distributary is a stream that branches off and flows away from a main stream channel.