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: a battery converts chemical energy into electrical energy, Fact2: Check the fire alarm's batteries the first of each month., Question: What converts chemical energy into electrical energy? (A) Something in a fire alarm (B) sperm and egg fuse (C) Males and females (D) igniting fuel and oxidiser (E) The bending of a ray of light (F) basic building blocks of life (G) sensory neurons (H) mechanical waves

Answer: A


Question: Fact1: decomposition increases amount of organic matter in soil, Fact2: Carbon is in every organic compound., Question: What increases the amount of carbon in soil? (A) oxygen (B) decomposition (C) nutrients (D) chlorofluorocarbons (E) rainfall (F) fossil fuels (G) wind (H) water

Answer:
B