National or State Government? Read each scenario. That power could belong to the state or national government, but why does the national government need it? Explain below [80 POINTS FOR GOOD ANSWERS] [Please don't answer with short answers or I don't know]

Only the federal government can coin money, regulate the mail, declare war, or conduct foreign affairs. These powers make a lot of sense: imagine if Wyoming could declare war on Canada, or Michigan could coin the Michigan Dollar. The exclusive powers of the federal government help the nation operate as a unified whole.Concurrent powers are powers that are shared by both the State and the federal government. These powers may be exercised simultaneously within the same territory and in relation to the same body of citizens. These concurrent powers including regulating elections, taxing, borrowing money and establishing courts.

answer; i believe the correct answer is benjamin harrison;