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: erosion can cause a landslide, Fact2: With the rain comes floods, and with the floods come erosion and landslides., Question: what can cause a landslide? (A) tornado (B) rivers (C) lightning (D) flood (E) cracks (F) storm (G) wind (H) rocks
A:
D