Do you know this it is for social studies

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

What is the name for the main idea behind the settling of western lands by americans in the early-1800s?

Match the vocabulary word with its meaning. 1. gender a large-scale spread of a deadly disease 2. pandemic the development and use of machines, devices and ideas to further people's knowledge 3. technology the sex of a person, whether male or female