In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").

[EX Q]: An example of conservation is (A) jogging (B) reducing ethanol use (C) hiking (D) raking leaves
[EX A]: B

[EX Q]: What does electrical energy become when a light bulb is turned on? (A) energy newly derived from radiation (B) energy derived from its motion (C) energy  that can be seen and used to see the matter around us (D) solar and wind energy
[EX A]: C

[EX Q]: A komodo dragon's body temperature would be highest if immersed in (A) lava (B) apple juice (C) liquid nitrogen (D) water
[EX A]:
A