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: microorganisms can cause infections, Fact2: Bacteria are microorganisms that exist everywhere., Question: What can cause infection? (A) bacteria (B) seeds (C) influenza (D) disease (E) horses (F) viruses (G) chickenpox (H) bladders

A: A
****
Q: Fact1: Plants live just about everywhere on Earth., Fact2: Snakes live almost everywhere on earth., Question: Plants and snakes live _. (A) almost everywhere (B) important habitats (C) hydrate their cells (D) reproduce (E) more abundant (F) competing for resources (G) the environment (H) vegetation

A: A
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Q: Fact1: erosion of soil has a negative impact on the environment, Fact2: Weathering and erosion continue to shape it today., Question: What has a negative impact on the environment? (A) harmful substances (B) weathering of soil (C) saving water (D) planting trees (E) deforestation (F) massive damage (G) recycling (H) enormous damage to homes

A:
B
****