Teacher: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").
Teacher: Now, understand the problem? Solve this instance: Fact1: Phylogeny is the evolutionary history of a group of related organisms., Fact2: Metazoan phylogeny Phylogeny of phyla is poorly understood., Question: What is a phyla? (A) most diverse organism group (B) single cell microorganisms (C) microscopic organisms (D) some prokaryotes (E) unicellular organisms (F) aquatic organisms (G) single celled organisms (H) a group of related organisms
Student:
H