The 13th, 14th, and 15th amendments have "enforcement" clauses which give congress the power to enforce the amendments' provisions through specific legislation. what types of bills have drawn their constitutionality from these clauses? a. states' rights bills b. women's rights bills c. campaign finance bills d. civil rights bills

the installment plan of the 1920s, an arrangement that allowed people to buy what they wanted with a small down payment and pay off the rest in monthly installments, provided americans a way to own what they did not have the money to buy.

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