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").

[EX Q]: Fact1: Birds evolved from a group of bipedal dinosaurs called theropods., Fact2: All hawks are birds., Question: What evolved from a group of bipedal dinosaurs called theropods? (A) alpacas (B) bacteria (C) hawks (D) vision (E) humans (F) animals (G) mammals (H) viruses
[EX A]: C

[EX Q]: Fact1: Mating is generally preceded by courtship., Fact2: For example, a black rooster and a white hen mate, and the resulting offspring are gray., Question: What can result in offspring? (A) seeds (B) competition (C) courtship (D) travel (E) resistance (F) solitude (G) litter (H) reading
[EX A]: C

[EX Q]: Fact1: Arthropods are the largest phylum of invertebrates., Fact2: Insects are in the phylum Arthropoda., Question: What group do insects belong to? (A) graptolites (B) animals (C) annelida (D) mollusca (E) chordata (F) honeybees (G) arthropods (H) more abundant
[EX A]:
G