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: coal is used for generating heat by burning, Fact2: Coal and lignite are the lithified remains of plants., Question: What are the lithified remains of plants used for? (A) heat production (B) generating heat by burning (C) harvesting crops (D) damming rivers (E) food and shelter (F) heat is produced (G) A transportation fuel (H) planting seeds

Answer: B


Question: Fact1: Humans have collected and grown mushrooms for food for thousands of years., Fact2: Yeast and mushrooms are types of fungus., Question: What have humans collected and grown for thousands of years? (A) Organic compounds (B) types of coral (C) types of ferns (D) bioaerosols (E) Most plants (F) types of fungus (G) types of pine trees (H) peachleaf willow

Answer: F


Question: Fact1: darkness has a negative impact on photosynthesis, Fact2: During a solar eclipse , the sky can get quite dark., Question: What can have a negative impact on photosynthesis? (A) disease (B) Smoking (C) Pollution (D) seed dispersal (E) solar eclipse (F) scattered light (G) cell division (H) mutation

Answer:
E