What Was the Yuan Policy with Respect to Religion During

What was the Yuan policy with respect to religion during the Mongol occupation of China?

A) Like the Chinese dynasties, over time the Yuan adopted Confucianism as the primary ideology of the state.
B) Because it was closer to the animism practiced by the Mongols on the steppes, the Yuan adopted Daoism as the state religion.
C) Despite their desire to remain separate, the Yuan emperors were converted to Buddhism under the influence of Chabi, Kubilai Khan?s wife.
D) The Yuan, like their ancestors, insisted on religious toleration.