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").

Input: Consider Input: 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

Output: B


Input: Consider Input: Fact1: matter vibrating can cause sound, Fact2: All matter emits vibrations., Question: What kind of matter can produce sound? (A) sensory neurons (B) all matter (C) an object (D) only liquids (E) mechanical (F) only plasma (G) only solids (H) waves

Output: B


Input: Consider Input: Fact1: Male dogs use pheromones in urine to mark their territory., Fact2: Males produce 'pheromones' to attract females., Question: What does the substance that male dogs have in urine to mark their territory do? (A) sweating (B) attract females (C) Release energy (D) repels females (E) attract enemies (F) attract males (G) adding heat (H) dangerous


Output: B