Question

Grass : Erosion :: Dam : ?
A) Water
B) Freeze
C) Current
D) Rain

Answer 1

that is the meaning of this question

Answer 2

The right answer will be Grass: Erosion: Dam: (A) Water.

Grass control the risk of erosion.

On the same context, dam helps in controlling the unwanted flow of water and to reduce the risk of flood.

In this question query and cause is related as the clue.

The preventive causes are explained that that’s why dam and water is interrelated.