You Know There Is a River That Feeds into the Waters

Multiple Choice

You know there is a river that feeds into the waters at the beach.There are animal pastures and croplands on land near the river which would not directly discharge waste into the river,but it could still run off and reach the river.You hypothesize if this is the cause of the water conditions at the beach,it would be considered:

A) point source pollution.
B) nonpoint source pollution.
C) effluent pollution.