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: a greenhouse is used to protect plants from the cold, Fact2: Plants are very easily raised from seed, sown in a cold greenhouse from February to April., Question: What does a greenhouse protect plants from to help them grow easily? (A) death (B) hotness (C) Winter (D) fronts (E) heat (F) drought (G) rain (H) chill

Ex Output:
H

Ex Input:
Fact1: Chromosomes are the form of the genetic material of a cell during cell division., Fact2: Mitosis is cell division., Question: Chromosomes are the form of the genetic material during (A) plants (B) reproduce (C) condensation (D) mitosis (E) osmosis (F) complex (G) animals (H) respiration

Ex Output:
D

Ex Input:
Fact1: the Earth being tilted on its rotating axis causes seasons, Fact2: Seasons are caused by the tilt of the axis relative to the planet's orbit., Question: What causes a planet's seasons? (A) motion (B) clouds (C) cold (D) climate (E) temperature (F) orbit (G) gravity (H) wind

Ex Output:
F