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: the looseness of soil has a positive impact on a plant 's roots' growth in that soil, Fact2: Roots gather plant nutrients., Question: What does looseness of soil have an impact on? (A) age of the plant (B) viability of plant (C) important habitats (D) bloom time (E) climate (F) water retention (G) Plants growth (H) genetic diversity
Example Output: G

Example Input: Fact1: cell division often causes growth, Fact2: Mitosis is cell division., Question: What often causes growth? (A) exercise (B) hormones (C) Atrophy (D) collagen (E) Earthworms (F) Apoptosis (G) Necrosis (H) Mitosis
Example Output: H

Example Input: Fact1: better senses have a positive impact on an animal 's survival, Fact2: Perhaps the most important of the senses is sight., Question: What has a positive impact on an animal's survival? (A) peachleaf willow (B) genetic diversity (C) Worse sight (D) four limbs (E) Bad water (F) Lack of food (G) Better sight (H) sensory neurons
Example Output:
G