Which statement explains why the first five years of the "Roaring Twenties" saw wages increase for all workers except those on farms? An increase in federal income tax forced manufacturers to pay higher wages.
A restriction in immigration meant that fewer skilled workers were available.
The growth of the economy created competition for workers among manufacturers.
The growth of the economy created inflation that increased the value of a dollar.

"the plan of removing the aboriginal people who yet remain within the settled portions of the united states . . approaches its consummation. . an extensive region . . has been assigned for their permanent residence. it has been divided into districts and allotted among them. many have already removed and others are preparing to go. . " removal of southern indians to indian territory, 1835 this passage is most closely related to a) imperialism. b) the civil war. c) westward expansion. d) the french indian war.