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: Alex looked at an electric toothbrush that had a plug with three metal prongs. Why are these prongs made out of metal?
(A) Metal doesn't get hot and melt when you plug it into the outlet. (B) Metal is strong and is less likely to break when you plug it into the outlet. (C) Metal is an insulator and prevents shocks when you plug it into the outlet. (D) Metal is a conductor and completes a circuit when you plug it into the outlet.

A: D
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Q: Martin is writing a report for science class about how the tilt of Earth affects living organisms. Which subject should Martin include in his report that is directly affected by Earth's tilt?
(A) night and day (B) cloud formation (C) phases of the Moon (D) changing of the seasons

A: D
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Q: Energy from the Sun changes a liquid to a gas by the process of
(A) condensation. (B) evaporation. (C) freezing. (D) melting.

A:
B
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