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").

Input: Consider Input: Fact1: Freshwater biomes have water that contains little or no salt., Fact2: Biomes are global ecosystems., Question: what is freshwater habitats that contain little or no salt? (A) Animal survival (B) allow growth (C) weathering (D) atmosphere (E) loose soil (F) ecosystems (G) salt and water. (H) oceans

Output: F

Input: Consider Input: Fact1: information in an organism 's chromosomes cause genetic traits to be passed down to that organism 's offspring, Fact2: DNA is a carrier of information of inheritance., Question: What causes genetic traits to be passed down to that organism 's offspring? (A) RNA (B) rice (C) SNPs (D) DNA (E) gene (F) sex (G) the opposite sex (H) water

Output: D

Input: Consider 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
Output: F