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: Insulin helps cells take up glucose from the blood., Fact2: Insulin produced by the pancreas is endogenous insulin., Question: What does the pancreas help cells take up from the blood? (A) bacteria (B) store (C) Energy. (D) food (E) Energy (F) glucose (G) cells (H) blood
Example Output: F

Example Input: Fact1: Hormones control many cell activities, so they are very important for homeostasis., Fact2: Hormones travel in the bloodstream to cells that are called target cells a., Question: what allows molecules to travel to control many cell activities (A) skin (B) heat energy (C) animal transport (D) bloodstream (E) Chemical energy (F) nasal passage (G) movement (H) fat tissue
Example Output: D

Example Input: Fact1: photosynthesis means producers convert from carbon dioxide, water, and solar energy into carbohydrates for themselves, Fact2: Chloroplasts are the site of photosynthesis in plants only., Question: Where do producers convert carbon dioxide, water, and solar energy into carbohydrates? (A) Organic compounds (B) the sunlight (C) circulatory systems (D) the membrane (E) single-celled organisms (F) the chloroplasts (G) Earth's atmosphere (H) the cell wall
Example Output:
F