Answer:
The answer is C.
Explanation: The Pullman strike of 1893 involved state and federal troops in order to kept under control.
Farmers were encouraged to grow peanuts for oil in the World War II
The U.S was made when the 13 colonies declared their independence in 1776
The black ships were given this name because the vessels were black as they were older and black smoke would rise from the coal-fired steam engines of the American ships.
They were sailors in search of a faster route to Asia.