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.
--------
Question: If an environment becomes warmer and drier, the change that would most likely help a species adapt would be an increase in its  
 (A) amount of body fat. (B) amount of body hair. (C) ability to climb trees. (D) ability to store water.

Answer: D


Question: Which statement about plant and animals cells is true?  
 (A) Both have a cell wall to give them support. (B) Both have a large vacuole to store water. (C) Both use mitochondria to produce energy. (D) Both use chloroplasts to store energy.

Answer: C


Question: Many bacteria are decomposer organisms. Which of the following statements best describes how these bacteria help make soil more fertile?  
 (A) The bacteria break down water into food. (B) The bacteria change sunlight into minerals. (C) The bacteria combine with sand to form rocks. (D) The bacteria break down plant and animal matter.

Answer:
D