HELP ASAP!!! Which of the following had the biggest impact on American life and work during the twenties?

options:

the television

the telegraph

the automobile

the airplane

The supreme court ruled that slaves could not sue because they could not read. they could not become lawyers. they lived in southern states. they were not considered citizens.

Which of these was one of the most important aspects of washington's presidency a. he did not consider how his actions would affect later presidents b. he came to believe that political parties would be good for the country. c. he insisted that congress make specific rules about the duties of the president d. he did not take advantage of the opportunity to keep the power the country offered him.

Human beings spread all around the world over a period of millions of years. identify when humans arrived in different regions of the world. 200,000 years ago 100,000 years ago 40,000 years ago 30,000 years ago