<span>Correct answer choice is:
D. layers of government
Explanation:
</span>Federalism is a type of government in which the power is shared between the national and state government in the form of layers by the help of written constitution. But <span>The number of branches in the government and the way power is divided is not the same for all </span>federalist<span> governments.</span>
<span>There
is a change in quantity demanded as price changes. When something gets
cheaper, we have extra money left over in which we might buy more of
that item.</span>
Domestic tranquility is basically the people being happy with the country and not being in danger. They were concerned about it because without it, it could lead to revolts and revolutions.
I believe it was called Newfoundland.