Q: Fact 1: Faulting of rock in Earth 's crust causes earthquakes. Fact 2: An earthquake is a sudden shaking of the ground. Given the two facts above, faulting of rock in Earth 's crust causes what?

a). a lot of human deaths b). Sudden shaking of the ground. c). deadly and devastating d). Earth day. e). Butter crust. f). death and devastation g). a hemisphere is tilted away from the sun h). Causality.
A:
b).