You are given a science question (easy-level) and four answer options (associated with "A", "B", "C", "D"). Your task is to find the correct answer based on scientific facts, knowledge, and reasoning. Do not generate anything else apart from one of the following characters: 'A', 'B, 'C', 'D'. There is only one correct answer for each question.

Q: Wave energy from the ocean can be harnessed to power generators to make electricity. Energy from ocean tides can also be used to make electricity. How would you categorize these two sources of energy?
(A) Both are renewable. (B) Both are nonrenewable. (C) Wave energy is nonrenewable. Tidal energy is renewable. (D) Wave energy is renewable. Tidal energy is nonrenewable.

A: A
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Q: Which of the following would be more likely to pollute a river?
(A) allowing beavers to build a dam (B) spreading fertilizer near the river (C) mowing the grass on the river bank (D) fishing from a bridge over the river

A: B
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Q: In order for electricity from a battery to power a light bulb, the wire has to provide the electricity a path to do what?
(A) flow through the entire closed circuit (B) charge the air molecules near the circuit (C) jump from one battery terminal to the other (D) change the chemical properties of the wire

A:
A
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