Why did congress ban literacy requirements

What archaeological evidence taught scholars about the culture of the mississippians? a. housing complexes built into the side of cliffs b. kayaks designed to hunt animals over long distances c. large earthen mounds built for religious purposes d. totem poles decorated with animal symbols i think the answer is c.

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

Briefly explain one example of an antitrust effort from 1865 to 1900