Question

give any three answers

Answer 1

1) Narmada

2) 19000 (approximate)

3) 3000 (approximate)

4) Highest (Brahmaputra-19000)-Lowest(Narmada-2000)

=>19000-2000=17000

5) Brahmaputra because it has the largest discharge per year followed by Ganga.

You can choose any of them

Hope it helps