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:
During which season of the year would a rabbit's fur be thickest?  
 (A) fall (B) spring (C) summer (D) winter
answer:
D


question:
One important use of coal is to produce energy for homes. Coal can be burned and converted to  
 (A) wind energy. (B) nuclear energy. (C) electrical energy. (D) solar energy.
answer:
C


question:
In which environment would a white rabbit be best protected from predators?  
 (A) a shady forest (B) a snowy field (C) a grassy lawn (D) a muddy riverbank
answer:

B