Although the united states was still rural in 1820, a. cities in the south grew faster than cities in the north. b. farmers wanted to become less dependent on cities. c. nonfarm labor was becoming more common. d. professionals such as doctors and lawyers rarely practiced in cities.

C. Nonfarm labor was becoming more common.

Explanation:

After 1790, there was a rise of highly productive agricultural regions in the United States, which counted on cheap, handy transport that helped them approach different markets. In this way, farms provided urban populations, foreign countries and little towns with their products. These little towns supplied farmers with good and services, and this is how nonfarm labor began to increase, eventually leading to industrialization in the U.S.

a)scientists

explanation:

the national defense education act had two main goals. the first one was to provide personal that was oriented to defense, including scholars, engineering students and so on. the other goal was to provide financial assistance for the students who would be enrolling at colleges and universities in the 1960s.

whose power in the senate is equal to the power of the speaker of the house?