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.

[EX Q]: One advantage of a hand lens over a microscope is that the hand lens
(A) is easier to carry on field investigations. (B) is less likely to be infected by bacteria. (C) makes very tiny objects appear larger. (D) produces a more accurate image.
[EX A]: A

[EX Q]: Rock layers with sand-sized particles were most likely deposited by
(A) wind. (B) water. (C) glaciers. (D) landslides.
[EX A]: A

[EX Q]: Water at 20 degrees Celsius is placed on a stove. As the water is heated, thermal energy is absorbed by the water. If the water is heated to a maximum temperature of 80 degrees Celsius, what happens as a result of the increased temperature?
(A) The potential energy increases. (B) The evaporation decreases. (C) The disorder decreases. (D) The entropy increases.
[EX A]:
D