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: Spring tides occur during which lunar phases?
(A) first quarter and last quarter (B) full moon and new moon (C) when the moon is waxing (D) when the moon is waning

SOLUTION: B

PROBLEM: Which process in the water cycle returns water from the surface of Earth to the atmosphere?
(A) condensation (B) evaporation (C) precipitation (D) runoff

SOLUTION: B

PROBLEM: Which of the following is an example of a container that is filled with a pure substance rather than with a mixture?
(A) a tire filled with air (B) a jar filled with salt water (C) a balloon filled with helium (D) a glass filled with chocolate milk

SOLUTION:
C