At the beginning of the reign of the Mongol Empire, Confucian scholar officials were unable to hold important positions in government because A the Mongol empire did not give any leadership positions to people who were not from China.
B
the Mongol leaders were unable to understand the ideas of Confucianism.
С
the Mongol leaders and the Confucian officials were at war.
D
the Mongol leaders were distrustful of Confucian officials.