Convection currents, resulting from uneven heating of the earth's surface, cause wind to form.
Earthquakes occur in the crust or upper mantle of the earth
Sand can be trucked in from other sources and filtered for sediments to eventually make way into the air and water. They can also build seawalls, revetments, and jetties along the shoreline. :)
I think it’s is C due to climate change
If it’s wrong, I apologize and here is a bobcat to make you feel better