What contributed to the decline of the Yuan dynasty? A. a lack of infrastructure

B. a lack of printed currency

C. failed military campaigns

D. unfair treatment of Mongols

C failed military campaigns

Explanation:

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the causes of the dust bowls were severe droughts,   lands became dry and hard, temperature was higher than usual, hot and dry conditions killed crops, high winds. because of those factors, the winds kicked up dry soil and created clouds of dust.

ha deadpool ofc

explanation: