runoff. filtration. groundwater. condensation.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: When soil becomes saturated during rainfall, excess water begins to collect on the surface. Downslope movement of this excess water to rivers, lakes, and streams is called
Possibilities:
- runoff.
- filtration.
- groundwater.
- condensation.

runoff.