Answer:
To preclude European intervention, in December the Roosevelt Corollary asserted a right of the United States to intervene in order to "stabilize" the economic affairs of small states in the Caribbean and Central America if they were unable to pay their international debts.
Explanation:
A Less land was cleared for farming. With better ways to farm land less land was need to increase the yield(the amount you get)
B population increased. Because their was better yields more people could be fed and not have to worry about starvation
C Trade and industry grew More yield means more to sell.
The answer is A) The Cleveland Massacre was a takeover by Standard Oil of the refineries in Cleveland.
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The answer is Negotiating with employers.
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