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: fossils are formed when layers of sediment cover the remains of organisms over time, Fact2: Plants and animals are organisms., Question: What forms when plants are covered in layers of sediment over time? (A) Conifers (B) watershred (C) fossils (D) H2O (E) Echinoids (F) bubbles (G) loose soil (H) bones

Answer: C


Question: Fact1: Viruses cause many human diseases., Fact2: Some smallpox viruses are maintained in laboratories., Question: What can smallpox cause? (A) contamination (B) harmful substances (C) vaccines (D) photosynthesis (E) extinction (F) cellular respiration (G) Destroy crops (H) human disease

Answer: H


Question: Fact1: Sporangia produce spores that develop into tiny, heart-shaped gametophytes., Fact2: Gametophytes are photosynthetic and often heart-shaped., Question: sporangia produce sports that develop into tiny what? (A) in the autumn season (B) reproduce (C) at or near the margins (D) They grow better (E) barnacles (F) allow growth (G) photosynthetics (H) shrub beds

Answer:
G