This is true. The homestead act gave people huge properties for a small price if they were willing to work on the field for 5 years. After 5 years it would become their and they could do with it as they wished.
The lithosphere a combination of the crust and the uppermost brittle layer of the mantle is divided into tectonic plates, including the seven major tectonic plates.
I believe The answer is B. Hope this Helps :)
The waves crash into the sand, sometimes creating dunes, and it can also wash some sand out into the ocean. Hope this helps!