Why did many states change qualifications for voting in the 1810s and 1820s

Which of the following terms could be applied to the non-aligned nations during the cold war

The formation of business monopolies in the late 1800s was made possible by the (1) effects of laissez-faire policies (2) passage of federal antitrust laws (3) elimination of the free-enterprise system (4) adoption of socialist economic practices

Don’t mind the already marked answer but taking it now