instruction:
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").
question:
Fact1: Most fungi get organic compounds from dead organisms., Fact2: Mushrooms and molds are fungi., Question: What can get organic compounds from dead organisms? (A) roots (B) air (C) Most plants (D) nitrogen (E) ferns (F) mushrooms (G) bacteria (H) oxygen
answer:
F


question:
Fact1: volcanic ash in the atmosphere decreases the temperature by blocking the sun, Fact2: Supersaturation is inferred to be a common state for atmospheric haze particles., Question: What decreases the temperature by blocking the Sun? (A) cilia (B) the Sun (C) the wind (D) haze (E) ice (F) fat (G) rain (H) acids
answer:
D


question:
Fact1: Invertebrates are animals that lack a vertebral column, or backbone., Fact2: Geckos have backbones and are reptiles., Question: Which of the following  animals is NOT an invertebrate? (A) shrimp (B) orchids (C) gecko (D) sheep (E) Schwinn (F) jellyfish (G) praying mantis (H) Birds
answer:

C