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: breaking apart rocks can cause debris, Fact2: Earthquakes are the signals of breaking rocks., Question: What can be caused by earthquakes? (A) wind (B) waves (C) minerals (D) ice formations (E) erosion (F) debris (G) flooding (H) clumps of soil
A:
F