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").

[Q]: Fact1: better senses have a positive impact on an animal 's survival, Fact2: All dogs are animals ., Question: what can have a positive impact on survival with better senses? (A) pugs (B) deer (C) pigs (D) mice (E) dog (F) cats (G) bird (H) cows
[A]: E


[Q]: Fact1: Many consumers feed at more than one trophic level., Fact2: Consumers are heterotrophs that feed on tissues of other organisms., Question: What may eat other organisms at more than one trophic level? (A) barnacles (B) chickens (C) fur seals (D) humans (E) heterotrophs (F) mammals (G) animals (H) rabbit
[A]: E


[Q]: Fact1: Monotremes are mammals that reproduce by laying eggs., Fact2: Examples of monotremes are the Platypus and Echidna., Question: Echidnas reproduce how? (A) asexually (B) by indirect light (C) spread flower seeds (D) during the day (E) by birthing live young (F) by laying eggs (G) by budding (H) with their fur
[A]:
F