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: bacteria cause food poisoning, Fact2: Examples are the E-Coli bacteria and Hanta virus., Question: E.Coli poisoning can come from what? (A) germs (B) animal (C) toxins (D) death (E) food (F) skin (G) sunlight (H) running
[EX A]: E

[EX Q]: Fact1: poisonous darts are used for defense by sea anemones, Fact2: Protection at the gateway is the best defense., Question: What are used as protection by sea anemones? (A) lamphreys (B) poisonous darts (C) tubular organ (D) feed on dead protists (E) coelenterates (F) islets of Langerhans (G) related organisms (H) moisturize their skin
[EX A]: B

[EX Q]: Fact1: Most salamanders use their sense of smell to find a mate., Fact2: Food to survive, mates to reproduce, and water to drink., Question: In their quest for reproduction, salamanders are assisted by their what? (A) animals (B) kinetic energy (C) sense of irony (D) taste in clothing (E) fur and fat (F) sense of smell (G) chameleon (H) insects
[EX A]:
F