Question

Choose the correct pair ----
a. Upper course of a river - gentle slope of a land.
b. Upper course of a river - dominant work is erosion.
c. Upper course of a river - steep slope of a river.
d. Upper course of a river - dominant work is transportation.


Please help me.
It's urgent ​

Answer 1

Explanation:

C. Upper course of a river - dominant work is erosion.

hope it helps you

Answer 2

Answer:

option D is correct option of this questiin