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: Photosynthesis is the process that converts carbon dioxide and water into  
 (A) carbon and oxygen. (B) sugar and hydrogen. (C) sugar and oxygen. (D) nitrogen and carbon.

Answer: C


Question: A cut to the skin is treated with antiseptic first to avoid  
 (A) an immune response. (B) a bacterial infection. (C) bruising of tissues. (D) an allergic reaction.

Answer: B


Question: A rainforest area is experiencing a severe drought. As a consequence, the insect population has decreased. What will the insect-eating birds most likely do as a result of the drought?  
 (A) stop searching for food until it begins to rain (B) begin reproducing to increase population (C) move to a new area to find food (D) start the process of hibernation

Answer:
C