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: matter vibrating can cause sound, Fact2: Thus, sound is a wave in air ., Question: what can matter vibrating cause? (A) Pollution (B) energy (C) Relieve pain (D) kinetic energy (E) wave in air (F) Energy. (G) murmur (H) Greenhouse gases

Answer: E


Question: Fact1: freezing means changing from a liquid into a solid by reducing heat energy, Fact2: Frostbite is the freezing of body parts., Question: What is one result of reducing the heat energy of body parts? (A) dehydration (B) An uncomfortably hot sensation (C) Frostbite (D) layers of fat (E) anemia (F) Sweating (G) Weight (H) Muscle growth

Answer: C


Question: Fact1: Invertebrates are animals that lack a vertebral column, or backbone., Fact2: Snails and slugs are invertebrates., Question: What lack a vertebral column? (A) snakes (B) cacti (C) eels (D) insects (E) Conifers (F) ferns (G) fish (H) snails

Answer:
H