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 Sun is classified as  
 (A) an organism (B) a decomposer (C) a star (D) a planet
[A]: C


[Q]: How do plants get water and minerals?  
 (A) absorbed from the soil though the roots (B) absorbed from the soil through the stem (C) absorbed from the air through the flowers (D) absorbed from the air through the leaves
[A]: A


[Q]: Which is most responsible for reflecting incoming solar heat back to space?  
 (A) clouds (B) mountains (C) ozone layers (D) trade winds
[A]:
A