Answer:
It would reduce uncertainty about the value of money.
Step-by-step explanation:
Alexander Hamilton was a supporter of the National Bank, he was inspired by the Bank of England and defended that the US needed a national Bank. He and other supporters of the creation of a National Bank defended that its existence would create a uniform currency that would circulate in all states, giving it a certainty. Also, a National Bank would be the place the government would deposit and borrow money.