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").

Fact1: the movement of tectonic plates causes volcanic eruptions, Fact2: Earthquakes and volcanic eruptions can cause tsunamis., Question: What can cause tsunamis when moved? (A) Physical weathering (B) Tectonic plates (C) tectonic distance (D) tectonic notes (E) an object (F) dinner plates (G) an external framework (H) Water expanding
B