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: Mollusks have a circulatory system with one or two hearts that pump blood., Fact2: An abalone is a shellfish or mollusk., Question: What has a circulatory system with one or two hearts that pump blood? (A) a fish (B) sharks (C) abalone (D) elephants (E) humans (F) crocodiles (G) giraffes (H) fur seals

Answer: C


Question: Fact1: astronauts require preserved food for extended flights, Fact2: An astronaut is a scientist who is a space explorer., Question: Space explorers require preserved foods for (A) ground training (B) nutrients (C) Dehydration (D) survival (E) long flights (F) short flights (G) Special disposal (H) day trips

Answer: E


Question: Fact1: Coral reefs provide food and shelter to many ocean organisms., Fact2: Coral reefs are predominantly calcite., Question: What provides food and shelter to many ocean organisms? (A) houses (B) umbrellas (C) limestone (D) ferns (E) sharks (F) barnacles (G) calcite (H) sheds

Answer:
G