Which document creates a plan for government that includes checks and balances and is the supreme law of the united states? a. articles of confederation b. bill of rights c. declaration of independence d. u. s. constitution

your answer will be b. improving roads, bridges, and other infrastructure. hope i !

regarding the law, the 15th amendment was specifically designed thinking in the rights of black free men.

even though ratified on february 3, 1870, the promise of the 15th amendment would not be fully applied for a long time.poll taxes and literacy tests would allow southern states disenfranchise african americans. only in 1965 the voting rights for african americans would be actually able to vote in the south.

in 1965, president johnson signed the voting rights act, which aimed to overcome legal barriers that prevented african americans from voting as it was guaranteed by the 15th amendment to the u.s. constitution.

explanation:

what are the statements? are there any examples?

a. poison gas was sprayed over battlefields by airplanes to weaken enemy positions before major attacks.