The forty-eight states of the U. S. in the center of North America are called the

The forty-eight states of the U.S. in the center of North America are called the contiguous United States or officially the conterminous United States.

the virginia plan called for three branches of government and two houses of congress. representation in each house would be determined by population. the new jersey plan called for three branches of government and a single house of congress. each state would have an equal vote.