The powers of the federal government are
?

The powers of the federal government are the power to coin money, regulate commerce, declare war, to raise and maintain armed forces, and to establish a Post Office.

Explanation:

the answer would be logic.

the right answer is the third one: turnpikes went short distances to connect markets. turnpikes, also known as toll roads, were very important for trade and transportation (of people, goods and products) in the 19th century, coinciding with the expansion towards the west. they contributed significantly to the economic development of the united states.