Which is an implied power of the federal government?

National bank is an  implied power , one which is "necessary and proper for carrying into execution the foregoing  power ."

For example, the constitution expressly authorizes the congress to "coin money [and] regulate the value thereof" (see article i, section 8). the formation of a national bank is an  implied power , one which is "necessary and proper for carrying into execution the foregoing  power ."

The answer is c. hope that