TASK DEFINITION: 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.
PROBLEM: A girl found the skull of an animal. She did not know what the animal was but she was sure that it preyed on other animals for its food. What clue led to this conclusion?
(A) The eye sockets faced sideways. (B) The skull was much longer than it was wide. (C) There was a projecting ridge along the top of the skull. (D) Four of the teeth were long and pointed. (E) The jaws could move sideways as well as up and down.

SOLUTION: D

PROBLEM: The basic life functions of an organism are carried on by
(A) cells (B) nutrients (C) atoms (D) hormones

SOLUTION: A

PROBLEM: A hillside along a highway has exposed layers of undisturbed sedimentary rock. Which method would be best for scientists to use to determine the relative age of these sedimentary rock layers?
(A) apply the law of superposition (B) calculate the rate of radiometric decay (C) apply the law of crosscutting relationships (D) calculate the rate of tectonic plate movement

SOLUTION:
A