Q: 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").
Fact1: Roundworms make up the phylum Nematoda., Fact2: Roundworms Nearly all puppies and kittens have roundworms., Question: What infests nearly all puppies and kittens? (A) insects (B) Nematoda (C) heat or cold (D) water (E) hay fever (F) bacteria (G) parasites (H) the flu
A:
B