Which of the Following Was NOT a Reason for the Weakening

question 34

Multiple Choice

Which of the following was NOT a reason for the weakening of the Koryo Dynasty?​

• A)​Lack of a reliable tax base
• B)​Collapse of the civil service exam
• C)​Invasion by the Mongols
• D)​Bureaucracy dominated by the aristocracy
• E)​None of these.

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