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: 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
[EX A]: F

[EX Q]: Fact1: Some parasites kill their host, but most do not., Fact2: Parasites include lungworms and GI parasites., Question: What can kill their host? (A) cigarettes (B) bacteria (C) adding heat (D) heat or cold (E) burning (F) Dehydration (G) lungworms (H) Pollution
[EX A]: G

[EX Q]: Fact1: scraping oneself on a contaminated object may cause infection, Fact2: Contact with infected blood, contaminated needles., Question: Getting scraped with what can give oneself an infection? (A) deoxyribonucleic acid (B) a knife with sanitized dirt (C) Roundworms. (D) harmful substances (E) Roundworms (F) a clean needle (G) a clean scapel (H) an infected needle
[EX A]:
H