Answer: The answer would be the second one
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Most European countries were angered with the Monroe Doctrine the United States implemented especially the countries and empires part of the Holy Alliance after the Napoleonic war. But due to insufficient power and naval forces to implement the doctrine most countries disregard the threat.
The answer should be C. Sugar plantations required large numbers of workers at low cost.
Positive: discovered best eastward/westward sea passages between Europe and America
Negative: revolutionized race relations
