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: Magnitude a measure of earthquake size., Question: Seismographs measure what aspect of earthquakes? (A) Major effects (B) magnitude (C) Otoacoustic (D) power (E) classified (F) specialized (G) lifespan (H) their speed
[A]: B


[Q]: Fact1: an aquatic animal requires great amounts of water to survive, Fact2: Beavers are primarily aquatic animals., Question: what requires great amounts of water to survive (A) sunlight (B) beavers (C) octopus (D) mussels (E) trout (F) carbon (G) oxygen (H) amphibians
[A]: B


[Q]: Fact1: a tape measure is used to measure length, Fact2: Measure of length is by meter and land measure by hectares., Question: what is a tape measure used to measure? (A) mass (B) meters (C) size (D) gravity (E) biceps (F) speed (G) h2o (H) feet
[A]:
B