Gay? I found this on meh history test

How did the northern u. s. change during the 19th century? select the best choice from the answers provided. a. it became more industrial. b. it became more agrarian. c. it became less populated. d. it became less diverse

Type the corect answer in the box. there were many causes of the enlightenment. however, a particular revolution played an important role in its development. this revolution was a result of discoveries made by scientists such as isaac newton and galileo galilei. they dug deep into the realms of science to discover new laws of physics and decipher the mysteries of the universe. the revolution refuted the claims of the catholic church about the position of earth in the solar system. this revolution is called what?

Brainliestttme : ) how did the soviet union try to maintain control?