Q: You are presented with the quiz "what can affect the level of a lake" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "damming a river can cause a lake to form" and "there is no spillway at Lake Tahoe Dam". So, what's the best answer to the question?

Pick from: A). boat traffic B). flooding C). boat shipping D). erosion E). Pollution F). salinity G). over fishing H). spillways
The answer is:
H).