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 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

Ex Output:
H


Ex Input:
Fact1: plant reproduction requires pollination, Fact2: Perennial types are planted outside in spring., Question: what reproduction requires pollination? (A) humans (B) They lay eggs (C) Tropical (D) bees (E) insects (F) subtropical (G) perennials (H) heterotrophs

Ex Output:
G


Ex Input:
Fact1: Muscle contraction occurs when muscle fibers get shorter., Fact2: Muscles are bundles of fibers that can contract., Question: What contracts as it gets shorter? (A) layers of fat (B) Epidermis (C) Veins and arteries. (D) Shortstop (E) Labor (F) Contracts (G) the body's largest organ (H) Bundles of fibers

Ex Output:

H