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: planting trees has a positive impact on an ecosystem, Fact2: An ecosystem contains many habitats., Question: doing what with trees has a positive impact on habitats (A) making tables (B) chopping down (C) planting (D) watershed (E) earth (F) bloom time (G) growth (H) timbering

Answer: C

Question: Fact1: a plant requires photosynthesis to grow, Fact2: Legumes are typical of that type of plant., Question: what requires photosynthesis to grow? (A) Roundworms (B) clouds (C) Conifers (D) Echinoids (E) humans (F) h2o (G) legumes (H) sugar

Answer: G

Question: Fact1: Sight is the ability to sense light, and the eye is the organ that senses light., Fact2: Once the brain interprets the messages, the sight process is completed., Question: Sensing what requires the brain? (A) poltergeist (B) light (C) demons (D) state (E) voltage (F) nerves (G) motion (H) ghosts

Answer:
B