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: tidal energy can be used to produce electricity, Fact2: Tidal energy schemes capture water at high tide and release it at low tide., Question: What can be produced by capturing water at high tide? (A) more fish (B) clearer water (C) mussels (D) warm water (E) an image (F) electricity (G) a delta (H) watershred
Example Output: F

Example Input: Fact1: Pneumonia may be caused by an infection or injury of the lungs., Fact2: Lung injuries are treated with bronchodilatory treatment., Question: What treatment can be used in treating pneumonia? (A) the respiratory system (B) a breathing mask (C) bronchodilatory treatment (D) aqueous solution (E) immunotherapy (F) radiation therapy (G) immune system (H) chemotherapy
Example Output: C

Example Input: Fact1: Producers are organisms that produce food for themselves and other organisms., Fact2: Parasites are organisms that obtain their food from living organisms., Question: Parasites get what from producers? (A) killed (B) Energy (C) seeds (D) food (E) nectar (F) HIV (G) power (H) harm
Example Output:
D