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: Coral reefs provide food and shelter to many ocean organisms., Fact2: Coral reefs occur mainly as numerous patch reefs., Question: Where is the name of a habitat where a variety of ocean organisms often seek food and shelter? (A) gastropod shells (B) body water (C) seaweed (D) more abundant (E) whale (F) coastlines (G) algae (H) patch reefs
[EX A]: H

[EX Q]: Fact1: glass cause refraction of light, Fact2: Refraction Refraction is the bending of light rays., Question: Glass causes the _ of light (A) intensification (B) bending (C) photons (D) a wave (E) Pollution (F) blocking (G) heat (H) amplification
[EX A]: B

[EX Q]: Fact1: heat can change the state of matter, Fact2: Matter exists in a solid, liquid or gas state and can change forms., Question: _ can change liquid to gas. (A) magnetism (B) cycles (C) energy (D) vapors (E) condensation (F) gravity (G) thirst (H) Heat
[EX A]:
H