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 location on Earth receives the most direct sunlight?  
 (A) the deserts (B) the South Pole (C) the equator (D) the Western Hemisphere
answer:
C


question:
Human DNA includes a class of genes called "tumor suppressors." What do these genes do in bone cells?   
 (A) They restrict cell cycle progression in bone cells. (B) They promote the rapid development of bone cells. (C) They limit the number of bones in the human body. (D) They enable phosphorus and calcium to enter bone cells.
answer:
A


question:
A car has a small gasoline engine combined with a battery-powered electric motor. When the car stops at a red light, the gasoline engine stops running and the electric motor begins working. How does this type of car most likely benefit people?  
 (A) reduces traffic (B) uses less gasoline (C) accelerates faster (D) carries more passengers
answer:

B