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: a seismograph is used for measuring the size of an earthquake, Fact2: When earthquakes occur near cities of any size, the potential for damage is great., Question: A seismograph is used to measure the what of damage done by an occurrence? (A) hail (B) color (C) shape (D) stoma (E) size (F) death (G) attraction (H) homes
[A]: E


[Q]: Fact1: preventing the transfer of heat from an organims 's body causes that organism to keep warm, Fact2: Body heat is trapped in the haircoat., Question: The haircoat of a dog is useful for (A) recovery time from fatigue (B) When it's cold (C) protect them (D) finding bones (E) preventing dog days (F) keeping the dog warm (G) keeping the dog cool (H) water conservation
[A]: F


[Q]: Fact1: Bivalves feed on plankton and nonliving organic matter., Fact2: Bivalved arthropods are especially common., Question: what do arthropods feed on? (A) spiders (B) rocks (C) seeds (D) water (E) pollen (F) plankton (G) barnacles (H) food
[A]:
F