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: If a student gets a chemical splashed into an eye, what is the most appropriate first action to be taken?
(A) wipe it with a paper towel (B) call 911 for emergency services (C) have someone go get the school nurse (D) flush the eye with water at an eyewash station

Answer: D

Question: A scientist studies the remains of two extinct animals to learn more about how they lived. She determines that one animal was a carnivore and the other was an herbivore. Which of the following did the scientist most likely compare to make this conclusion?
(A) the number of bones in the animals (B) the size of the animals (C) the body covering of the animals (D) the skull of the animals

Answer: D

Question: A common characteristic of all living things is that they
(A) breathe air. (B) walk upright. (C) are made of cells. (D) use sunlight for growth.

Answer:
C