The point on earth's surface that is directly above where an earthquake begins is the a. fault b. focus c. fissure d. epicenter m plzzz

The correct answer is D, epicenter.

A fault is a fracture in the earth's crust, in which the crust on either side is parallel to the other.

A focus is under the epicenter, inside the earth itself This is where the earthquake begins.

A fissure is a crack in the Earth's surface.

b. the carbon cycle ensures living things have a source of hydrogen

gold i'm pretty sure i might be wrong