I

Each level of government has its own responsibilities, though some are shared. Which of the following actions is only for the national government?

Collecting taxes
Enforcing laws
Conducting elections
Establishing post offices

conducting elections

Explanation:

due to the fact that the other three question are things that a local or state government

would do

it would be conducting elections

Explanation:

I took the test hope it helps

(d) rivers.

explanation:

civilizations developed around rivers because their waters provided places to hunt and fish. also, as the rivers flooded, the lands around them became fertile. this allowed them to support farming. this is especially true of the nile river, which flooded the same time each year.

10 states did

~courtney