Which of the Following Is a Difference Between Canadian and American

Which of the following is a difference between Canadian and American federalism?

A) Unlike the American federal government, residual powers in the Canadian federal government rest with the lower levels of the government.
B) Unlike the American federal government, the lower levels of the Canadian government are sovereign.
C) Unlike the American federal government, the Canadian national government was strengthened by the Great Depression of the 1930s.
D) Unlike the American federal government, the lower levels of the Canadian government are called states.
E) Unlike the American federal government, the powers of the lower levels of the Canadian government are limited by the Canadian Constitution.