Egyptian slaves were used to build them
Answer:
Maritime tropical air masses originate over the warm waters of the tropics and Gulf of Mexico, where heat and moisture are transferred to the overlying air from the waters below. The northward movement of tropical air masses moves warm moist air into the United States, increasing the chances for precipitation.
Seems very basic, the ocean is above the plate, the plate material is heavier than water (it being rock). That's pretty much all of it. The plates grind a little and new land pushes up at plate boundaries but this does not seem to be related. The heavier material is below and the lighter above, those being rock and water respectively.
The answer should be “B”, considering there is grain in cereal
65 percent of the entire National Park System.