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: DNA contains genetic instructions for proteins, and RNA helps assemble the proteins., Fact2: DNA acts as the store of genetic information., Question: What does DNA store? (A) information (B) Energy. (C) Chemical energy (D) voltage (E) calories (F) water (G) Energy (H) food
Example Output: A

Example Input: Fact1: Infancy is the period of most rapid growth after birth., Fact2: During infancy, babies learn whether to trust the world., Question: Babies do what most during their rapid growth period? (A) birth (B) move (C) run (D) fight (E) puberty (F) play (G) learn (H) shaking
Example Output: G

Example Input: Fact1: when an animal moves , chemical energy is converted to mechanical energy, Fact2: Digestive processes include mechanical, chemical and enzymatic mechanisms., Question: what makes it possible for an animal to move? (A) Limbs (B) four limbs (C) digestion (D) stamina (E) motility (F) magnets (G) radiation (H) weather
Example Output:
C