How could free african americans their enslaved contemporaries?

select the best answer from the choices provided.
a.
they could participate in the underground railroad.
b.
they could support abolitionist politicians.
c.
they could subscribe to the liberator.
d.
all answers are correct.

Why was the sixteenth amendment important to woodrow wilson’s efforts to regulate the economy? a) the sixteenth amendment lowered interest rates charged by banks. b) the sixteenth amendment allowed congress to levy an income tax c) the sixteenth amendment lowered tariffs on imported goods d) the sixteenth amendment allowed congress to break up monopolies