Answer:
The colonies suffered badly during the Depression of the 1930s. The imperialist European countries had encouraged their colonies to produce raw materials for European factories.
It is the United States’ policy of asserting its full
authority over the American continent in 1823. It further states that any attempt
at colonization by European countries on lands in North and South America will
be viewed as an act of aggression by the U.S. government and will be a cause
for intervention.
The correct answer should be in fact C