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: cell division often causes growth, Fact2: Growth and Development Most organisms grow., Question: What causes organisms to grow? (A) genetic diversity (B) viruses (C) pathogens (D) genetic material (E) pollution (F) prolactin release (G) Time and energy (H) cell division
Example Output: H

Example Input: Fact1: Protozoa can be classified on the basis of how they move., Fact2: Paramecium are protozoa, single celled animals., Question: What can be classified on the basis of how they move? (A) each species (B) aquatic organisms (C) reptiles ancestral to mammals (D) single celled organisms (E) microbes and mussels (F) trailers and boats (G) How fast a vehicle is going (H) melanin content
Example Output: D

Example Input: Fact1: RNA is a small molecule that can squeeze through pores in the nuclear membrane., Fact2: Nuclear membranes are thickened, rounded and slightly irregular., Question: What molecule can fit through thickend, rounded slightly irregular pores? (A) life (B) food (C) RNA (D) silk (E) CPU (F) bone (G) CIO (H) lynx
Example Output:
C