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: Most people can survive only a few days without water., Fact2: Water is the best fluid for hydration., Question: What can people only survive a few days without? (A) dehydration (B) hydration (C) bacteria (D) sodium (E) food (F) yogurt (G) Chlorophyll (H) oxygen
[A]: B


[Q]: Fact1: a mold spore has a negative impact on the respiratory system, Fact2: Insects also have both a heart and a respiratory, or breathing, system., Question: Mold spores have what impact on breathing? (A) neutral (B) ambiguous (C) symptoms (D) motility (E) positive (F) dangerous (G) negative (H) uncontrolled
[A]: G


[Q]: Fact1: weathering means breaking down rocks from larger whole into smaller pieces by weather, Fact2: Basalts are volcanic, micro-crystalline rock., Question: What is broken down from larger to smaller pieces by weather in weathering? (A) glass (B) basalt (C) calcite (D) soils (E) fire (F) water (G) air (H) sand
[A]:
B