How were free african american communities able to assist poor african americans in the mid-19th century? select the best answer from the choices provided.
a. voting for the gradual abolition of slavery
b. voting for the end of the international slave trade
c. forming aid societies and giving money to them
d. all answers are correct.

i do not know if this question has options, but a main impact of the federal reserve act of 1913, which created the federal reserve bank, was the international use of the u.s. dollar, which soon became the world's leading currency - particularly during world war i, since many nations around the world asked the united states for money.

studies show tha in 7.5 billion years from now, the expanding sun will engulf, and destroy, the earth.