In the early and mid-1800s, much of the northern economy depended on(a)unskilled labor supplied by immigrants.(b)goods manufactured by skilled craftsmen.(c)advances in agricultural technology.(d)labor provided by enslaved workers. answer is a just took the test

A. unskilled labor supplied by immigrants

lincoln declared that slavery should not be allowed to spread into the new states, and of course this angered the south at the time.

he believed that congress would be better not dealing with "lobbyists", or people who seek to influence (a politician or public official) on an issue, since historically, they had problems with these kinds of people. he thought lobbying produces benefits, but should be carefully monitored.