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 Earth being tilted on its rotating axis causes seasons, Fact2: Spring, summer, autumn, and winter are the seasons of the year., Question: What causes spring, summer, autumn, and winter? (A) meteor showers (B) heat production (C) the sun's energy (D) Generating heat (E) Earth tilted on rotating axis (F) Something with a head, thorax, and abdomen (G) Earth vibrating (H) lunar cycle
Example Output: E

Example Input: Fact1: Spores may be dispersed by moving water, wind, or other organisms., Fact2: Spores are a dormant form of bacteria., Question: A dormant form of what may be dispersed by moving water, wind or other organisms? (A) orchids (B) Flowers (C) seeds (D) pollen (E) bacteria (F) ferns (G) Chlorophyll (H) fungi
Example Output: E

Example Input: Fact1: Ground tissue makes up most of the interior of a plant., Fact2: Plants hold nutrients in tissue., Question: Where are nutrients held? (A) reefs (B) marine (C) saturated (D) tissue (E) forests (F) Earth (G) aquatic (H) flagella
Example Output:
D