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: Nonmetal elements are far fewer in number., Fact2: Elements to the right of the semiconductors are Nonmetals., Question: Elements to the right of the semiconductors are far what in number? (A) size (B) hole (C) fewer (D) eight (E) calcium (F) several (G) solid (H) shells

Answer: C


Question: Fact1: Biodiversity increases the productivity and stability of ecosystems., Fact2: Ecotourism, on the other hand, can help to conserve biodiversity., Question: What increases the stability of ecosystems? (A) overpopulation (B) water consumption (C) loose soil (D) Quality of life (E) agriculture (F) deforestation (G) ecotourism (H) trees

Answer: G


Question: Fact1: a cactus stem is used for storing water, Fact2: A striking cactus plant from Mexico., Question: What can be used for storing water? (A) marshes and swamps (B) Something made from fermented ricce (C) Something that grows in Mexico (D) plankton and nonliving organic (E) roots and shoots (F) evaporative cooling (G) A transportation fuel (H) that material's properties

Answer:
C