Question

Even if you live in the middle of North America, the quality of your watershed can affect the quality of the ocean. How can this be?
-Evaporation carries materials from your watershed to the ocean.
-Materials in your watershed are eventually transported to an ocean.
-The amount of water in your watershed will affect ocean evaporation.
-Materials in your watershed are not transported to an ocea

Answer 1

@Vocaloid

Answer 2

I'm not 100% sure (haven't taken earth science) but I believe runoff transports pollutants from the watershed to the ocean so my best guess would be B