There are times when the President refuses to spend money that has been appropriated by Congress. Which principle does this align with?

Impoundment is an act by a President of the United States of not spending money that has been appropriated by the U.S. Congress. Thomas Jefferson was the first president to exercise the power of impoundment in 1801. The president's ability to indefinitely reject congressionally approved spending was thus removed.

Explanation:

it is a because im a fod nigba

b) the confederacy had to pay all union war expenses.