How did inventors on the field of communication improve on each other’s earlier designs

The answer is between one and three paragraphs long.

The answer describes Morse’s invention of a communication code.

The answer describes Granville Woods’s improvements on the telegraph.

The answer describes Alexander Graham Bell’s efforts to transmit voice.

The answer connects later inventions to earlier inventions.

ummm? is that supposed to be a question or a but this is a reason he won re-election

explanation:

"despite progress in the war, lincoln and most political pundits were convinced that he would lose his bid for reelection in 1864. the country was war weary and the democratic party's nominee, george mcclellan, was likely to negotiate a peace treaty with the confederacy if elected." - loc.gov

c. have a great day ~ma.tiah