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").

Q: Fact1: extreme heat and pressure change rock into metamorphic rock, Fact2: Slate is a metamorphic rock., Question: What rock is formed by extreme heat and pressure (A) erosion (B) crust (C) calcite (D) Slate (E) dead (F) forces (G) fibrous (H) complex

A: D
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Q: Fact1: heat can change the state of matter, Fact2: Matter exists in a solid, liquid or gas state and can change forms., Question: _ can change liquid to gas. (A) magnetism (B) cycles (C) energy (D) vapors (E) condensation (F) gravity (G) thirst (H) Heat

A: H
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Q: Fact1: smoking causes direct damage to the lungs, Fact2: Smoking is the inhalation and exhalation of the fumes of burning tobacco., Question: Inhaling and exhaling fumes of burning tobacco causes damage to what, directly? (A) health (B) lungs (C) spleen (D) fingers (E) cells (F) tissue (G) liver (H) plants

A:
B
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