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: breaking apart rocks can cause debris, Fact2: Examples of such rock include sandstone and shale ., Question: What can cause debris? (A) breaking apart sandstone (B) some invertebrates (C) breaking apart air (D) remains of prehistoric life (E) exposure to cold (F) breaking apart clouds (G) breaking apart water (H) forest is destroyed

Output: A


Input: Consider Input: Fact1: conserving resources has a positive impact on the environment, Fact2: Recycling saves energy, conserves natural resources and helps protect the environment., Question: What impact does recycling have on the environment? (A) Positive (B) humans (C) Negative (D) less water (E) mild (F) protect them (G) It changes life as we know it (H) It's inconsequential

Output: A


Input: Consider Input: Fact1: Specialization occurs when competing species evolve different adaptations., Fact2: Beaks show a lot of variation and specialization for different functions., Question: What is the reason beak variation came about in birds? (A) By wind and rain (B) Attracting mates (C) It helps them survive (D) the Earth being tilted (E) Competing species evolving (F) it keeps an organism warm (G) To assist in flying (H) Warding off predators


Output: E