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: Sperm are deposited in the vagina during sexual intercourse., Fact2: Male gametes are sperm., Question: What are deposited in the vagina during sexual intercourse? (A) several genes (B) prokaryotic cells (C) cilia (D) female gametes (E) testicles (F) male gametes (G) irritants (H) Vibrissae

Ex Output:
F


Ex Input:
Fact1: ultraviolet light causes sunburn, Fact2: Serious skin cancer is caused by sunburns in childhood., Question: What can develop as a result of too much exposure to ultraviolet light in childhood? (A) Sunflower syndrome (B) influenza (C) Hearing loss (D) hyperthyroidism (E) disease (F) symptoms (G) Lung cancer (H) Skin cancer

Ex Output:
H


Ex Input:
Fact1: Mutations that lead to cancer usually occur in genes that control the cell cycle., Fact2: Free radicals can mutate genes and eventually lead to cancer or cell death., Question: What that eventually lead to cell death usually occur in genes that control the cell cycle? (A) free radicals (B) acetic acid (C) free cells (D) A Greek letter (E) Localized damage (F) massive damage (G) radical animals (H) free animals

Ex Output:

A