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: a plant requires sunlight for photosynthesis, Fact2: Photosynthesis is the process of making food., Question: What do plants require to make food? (A) nutrients (B) sunlight (C) photons (D) Energy. (E) Light (F) Proteins (G) power (H) heat energy
Example Output: B

Example Input: Fact1: coal is used for generating heat by burning, Fact2: Coal and lignite are the lithified remains of plants., Question: What are the lithified remains of plants used for? (A) heat production (B) generating heat by burning (C) harvesting crops (D) damming rivers (E) food and shelter (F) heat is produced (G) A transportation fuel (H) planting seeds
Example Output: B

Example Input: Fact1: bacteria can cause people to become ill, Fact2: Fully cooking oysters kills the bacteria., Question: What can be done to prevent illness from eating oysters? (A) Eating only younger oysters (B) wearing protective clothing (C) evaporative cooling (D) shucking with two hands (E) prolactin release (F) excretory structures (G) Fully cooking the oysters (H) electron transport
Example Output:
G