What changes did the invention of the radio bring to americans?
it gave americans a way to listen to sporting events instead of attending them.
it gave americans new ways to communicate with friends and family.
it made americans more isolated because they listened to the radio alone.
it provided americans with a way to hear the news as it happened.

It provided Americans with a way to hear the news as it happened

Explanation:

The radio was a revolutionary invention, and it changed the manner in which the people were receiving information. Instead of waiting for the newspapers, or waiting for the word to spread out, the radio offered information in real time. This gave the Americans an opportunity to know what is happening in their country and the rest of the world almost instantly, thus they were able to gather much more information, much more easily, and in less time.

c-three

explanation:

legislative, executive and judicial

in 1862, president lincoln's emancipation proclamation opened the door for african americans to enlist in the union army. although many had wanted to join the war effort earlier, they were prohibited from enlisting by a federal law dating back to 1792.

explanation: