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: Which is the best example of something that has kinetic energy?
(A) a rock sitting at the top of a steep hill (B) a tennis ball rolling across the court (C) a picture hanging on the wall (D) a piece of wood before it is burned

A: B
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Q: In a northern state, a room used for growing plants is not allowing enough light to enter for healthy plant growth. Adding windows in walls facing which direction would best solve this problem?
(A) north (B) south (C) east (D) west

A: B
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Q: Which trait gives owls an advantage when hunting at night?
(A) large eyes (B) broad wings (C) straight beak (D) smooth feathers

A:
A
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