instruction:
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:
Which could be a possible way to prevent wildlife species from becoming endangered?  
 (A) drinking less water (B) establishing more habitats (C) cutting down more forests (D) stopping underground coal mining
answer:
B


question:
Which of the following climates has cold winters and hot summers?  
 (A) polar (B) subtropical (C) temperate (D) tropical
answer:
C


question:
Sir Isaac Newton determined that white light is made up of all the colors of the rainbow. What did he use to discover this phenomenon?  
 (A) a prism (B) a telescope (C) a microscope (D) a magnifying glass
answer:

A