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.

[EX Q]: Animals get energy for growth and repair from  
 (A) soil (B) food (C) water (D) air
[EX A]: B

[EX Q]: Compared to Earth, the Moon is  
 (A) drier. (B) larger. (C) heavier. (D) brighter.
[EX A]: A

[EX Q]: Which occurs as a result of Earth's tilt on its rotating axis?  
 (A) movement of the tides (B) prevalent or trade winds (C) seasonal changes in the climate (D) light and dark changes of day and night
[EX A]:
C