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]: The ounce, the pound, and the ton are units of  
 (A) time. (B) weight. (C) length. (D) distance.
[A]: B


[Q]: Carlos was playing on a slide on a sunny summer day. Which property of the slide tells Carlos how much energy the slide absorbed from the Sun?  
 (A) the mass (B) the color (C) the height (D) the temperature
[A]: D


[Q]: To express the distance between the Milky Way galaxy and other galaxies, the most appropriate unit of measurement is the      
 (A) meter. (B) kilometer. (C) light-year. (D) astronomical unit.
[A]:
C