hurricanes. melting snow. tornadoes. evaporating water.
I gave my students this multiple choice question: There is a river at the base of Mount Tom. In the spring the water level is usually very high. In the summer it is lower. The higher level of water during the spring comes from

Only one answer is correct among these 4 choices:
- hurricanes.
- melting snow.
- tornadoes.
- evaporating water.

Could you tell me which one is correct?

melting snow.