Pls help and you will get points

How have the government regulations changed the use of child labor since the 1800s

Which is guaranteed by the fifth amendment? o a person will have a speedy trial. or a person can refuse to testify against himself or herself. a person can not be forced to testify against his or her spouse. a person has the right to a trial by jury

Monopolies were legal in the united states until a)the 1860s. b)the 1870s. c)the 1880s. d)the 1890s.