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: What is a decomposer?  
 (A) a living thing that breaks down dead organisms (B) a living thing that makes its own food (C) an animal that eats live plants (D) an animal that hunts other animals

Answer: A


Question: Which scientist is known for his genetics experiments with pea plants?  
 (A) Charles Darwin (B) Gregor Mendel (C) Carolus Linnaeus (D) Robert Hooke

Answer: B


Question: Scientists are studying the factors that influence the climate of a region. In attempts to gather accurate data, the scientists should use data that includes the  
 (A) number of earthquakes that occur each year. (B) types of organisms in the environment. (C) number of people living in the area. (D) type of weather that has occurred.

Answer:
D