How do the industrial, agricultural, and residential of humans most likely affect the groundwater in the area?

How do the industrial, agricultural, and residential activities of humans most likely affect the groundwater in the area? The activities prevent most of the water from evaporating into the atmosphere. Pollutants from the activities percolate through the soil and enter the water table.

Explanation:

i believe it would cause an increase of percipitation, though i could be wrong. so i would say b is the answer.

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.