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 of the following helps the body to cool down?  
 (A) shivering (B) sweating (C) running a fever (D) taking deep breaths

A: B
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Q: The fusion reaction that fuels the Sun converts hydrogen into  
 (A) carbon. (B) iron. (C) neon. (D) helium.

A: D
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Q: The process of cellular respiration occurs in  
 (A) both plant and animal cells. (B) plant cells only. (C) animal cells only. (D) neither plant nor animal cells.

A:
A
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