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: Veins generally carry deoxygenated blood., Fact2: Arteries and veins are blood vessels., Question: Arteries in the body are able to carry what? (A) saliva (B) breathe (C) water (D) Air (E) oxygen (F) blood (G) veins (H) liquid
F

Fact1: Phylogeny is the evolutionary history of a group of related organisms., Fact2: Much of evolutionary biology involves the history of organic diversity., Question: Phylogeny is the history and organic diversity of what? (A) unicellular organisms (B) unrelated organisms (C) evolved areas (D) unrelated events (E) one-celled animals (F) trees and flowers (G) related organisms (H) ecosystems
G

Fact1: Pollination is the fertilization step in the sexual reproduction of plants., Fact2: Clean plants are healthy plants., Question: pollination is the fertilization step in something that is healthy when what? (A) made (B) autumn (C) Summer (D) edible (E) clean (F) flowers (G) small (H) seeds
E