instruction:
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:
What season is the Northern Hemisphere experiencing when it is tilted away from the Sun?
(A) spring (B) summer (C) autumn (D) winter
answer:
D

question:
In the morning, students observed puddles of water all over the playground. What would best explain why the playground was dry in the afternoon?
(A) Animals drank the water. (B) The wind stopped blowing. (C) Someone dried the puddles. (D) The water evaporated during the day.
answer:
D

question:
How is a telephone able to transmit sound?
(A) It conducts vibrations from speaker to receiver. (B) It magnifies a person's voice. (C) It carries the sounds through wires. (D) It converts vibrations to electrical signals.
answer:
D