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.

The Sun is classified as  
 (A) an organism (B) a decomposer (C) a star (D) a planet
C

Some people carry a mutated allele of a particular gene that makes them resistant to HIV infection and AIDS. Which best describes this type of mutation?  
 (A) beneficial (B) asexual (C) harmful (D) unicellular
A

Dominic placed a caterpillar in a container with different kinds of leaves. Which information should he record to find out what food this caterpillar eats?  
 (A) the type of leaves the caterpillar has eaten (B) the amount of time for all the leaves to be eaten (C) the number of leaves that were put in the container (D) the number of minutes the caterpillar spends eating

A