How did Granville Woods improve the telegraph? O He made it possible for the telegraph to transmit speech.
O He made it easier for ordinary, untrained people to operate the telegraph.
•
He
made it possible for moving trainlo
have telegraphs.
He made the telegraph easier to carry around.

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.

b.   jim crow laws were enacted in northern states.