<span>The correct answer is D.) national and state governments are exclusively sovereign in their areas. Basically, the layers of the cake are separate in what they do, but together they make a good cake. In politics terms, this is called the layer cake system or the dual federalism system. They are sovereign in their own things but they also work together.</span>
The answer is they have two senators to represent each state however a states representation is based on the states population. Small states such as Vermont and Delaware have one representative while bigger states like california have 53.