PLS HELP I NEED THIS QUICK FOR A TEST

What was one effect of nation industrialization

In 1816, john c. calhoun proposed that: a. that the federal government aid in the construction of roads and canals to improve transportation to and from the west b.the united states should end slavery. c.the united states should increasing the size of the navy and invade central america. d. the united states should annex hawaii

Why was l ‘enfant dismisses from his job? what activity was it suppose to stop?me, i beg you