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: recycling has a positive impact on the environment, Fact2: Steel is a recycled and recyclable product., Question: What has a positive impact on the environment? (A) animals (B) bushes (C) energy (D) peachleaf willow (E) oysters (F) using steel (G) Solar energy (H) Green beans
Example Output: F

Example Input: Fact1: Evaporation of sweat uses energy, and the energy comes from body heat., Fact2: When sweat comes in contact with the skin it is cooled as the sweat evaporates., Question: energy leaves from what when sweat contacts with skin (A) radiation (B) heat energy (C) expelled (D) vapors (E) body heat (F) heat produced (G) conduction (H) metal
Example Output: E

Example Input: Fact1: an animal requires air for survival, Fact2: Animals use the oxygen to breathe., Question: What is required for breathing? (A) nose (B) photosynthesis (C) Gas (D) CO2 (E) cells (F) air (G) brain (H) lung
Example Output:
F