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").
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Question: Fact1: Wings are part of the exoskeleton and attached to the thorax., Fact2: Insects have exoskeletons., Question: What is attached to insects' thorax? (A) sugar (B) Energy. (C) antennae (D) Energy (E) wings (F) nothing (G) food (H) pancreas

Answer: E


Question: 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

Answer: A


Question: Fact1: fossils are formed when layers of sediment cover the remains of organisms over time, Fact2: Natural gas is a fossil fuel., Question: What is formed from layers of sediment covering the remains of organisms over time? (A) metal (B) cold (C) rings (D) coral reef (E) sea urchins (F) natural gas (G) exoskeleton (H) shells

Answer:
F