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: erosion of soil has a negative impact on the environment, Fact2: Much of the landscape is scarred by severe soil erosion., Question: What is scarred by a negative impact on the environment? (A) mines (B) deforestation (C) skin (D) bushes (E) water (F) landscape (G) coastlines (H) clouds
Example Output: F

Example Input: Fact1: poisonous darts are used for defense by sea anemones, Fact2: Protection at the gateway is the best defense., Question: What are used as protection by sea anemones? (A) lamphreys (B) poisonous darts (C) tubular organ (D) feed on dead protists (E) coelenterates (F) islets of Langerhans (G) related organisms (H) moisturize their skin
Example Output: B

Example Input: Fact1: Digestion is the process of breaking down food into components the body can absorb., Fact2: Lack of salvia hinders digestion., Question: Lack of which of the following can hinder the break down of food in the body? (A) acid rain (B) water (C) salt (D) Weight (E) chemicals (F) recycling (G) sun (H) saliva
Example Output:
H