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").

Example Input: Fact1: Hagfish are noted for secreting large amounts of thick, slimy mucus., Fact2: Hagfish and lampreys have no internal hard tissues at all., Question: Creatures that have no internal hard tissues at all are noted for what-ing large amounts of thick,? (A) space between (B) protection (C) secreting (D) coarse grit (E) dandelions (F) sponges (G) tiny hairs (H) Therapsids
Example Output: C

Example Input: Fact1: cooking food requires adding heat energy, Fact2: Heat is essentially the source of energy., Question: Doing what to food requires adding the source of energy? (A) burning (B) burying (C) degrading (D) hydration (E) boiling (F) Light (G) sharing (H) cooking
Example Output: H

Example Input: Fact1: Plastics are made from petroleum and produce toxic waste., Fact2: Crude petroleum is imported for refining., Question: what does making plastic require? (A) digestion (B) weathering (C) less water (D) adding heat (E) recycling (F) Energy (G) death (H) refining
Example Output:
H