What is a key difference between a federal government and a confederate government?

Question

A. In a federal government, state governments have the most power. In a confederate government, a central government has the most power.
B. In a federal government, the central government has the most power. In a confederate government, the national government and the states are equal powers.
C. In a federal government, state governments have the most power. In a confederate government, the national government and the states share power.
D. In a federal government, the national government and the states share power. In a confederate government, state governments have the most power.

Answer 1

D. In a federal government, the national government and the states share power. In a confederate government, state governments have the most power.