In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").

[EX Q]: Fact1: if a thermal conductor is exposed to a source of heat then that conductor may become hot, Fact2: Copper is a great thermal conductor., Question: What becomes hot when exposed to a source of heat? (A) rubber (B) wool (C) an object (D) copper (E) paper (F) sugar (G) the skin (H) our star
[EX A]: D

[EX Q]: Fact1: eating food that contains pesticides can have a negative impact on humans, Fact2: Foods such as porous strawberries are hard to wash free of pesticides., Question: What can have a negative effect on humans? (A) Proper exercise and nutrition. (B) Affirmation and praise. (C) influenza orthomyxoviruses (D) movement of tectonic plates (E) Eating unwashed strawberries. (F) Eating a healthy diet. (G) ozone depletion (H) scraping oneself on a contaminated object
[EX A]: E

[EX Q]: Fact1: sunlight and rain can cause a rainbow, Fact2: And light broken into many pieces is a rainbow., Question: What can cause light to be broken into many pieces? (A) rain and coal (B) Chemical energy (C) Physical weathering (D) heat energy (E) energy of moving objects (F) snow and wind (G) sunlight and rain (H) ice and leaves
[EX A]:
G