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.

[Q]: Which of these properties of water helps moderate the weather of coastal areas?  
 (A) neutral pH (B) high specific heat (C) dissolves many substances (D) floats as a solid
[A]: B


[Q]: What change would occur if Earth's rate of rotation significantly increased?  
 (A) The year would be shorter. (B) The year would be longer. (C) The day would be shorter. (D) The day would be longer.
[A]: C


[Q]: A student has two solid samples of the same substance. Which property do the substances most likely have in common?  
 (A) density (B) mass (C) shape (D) volume
[A]:
A