I will mark brainliest to whoever answers first!

Which is the Song Dynasty known for?

A. Its leaders relied on foreign trade and cultural influences.

B. The Song refused to negotiation with northern tribal groups and lost land.

C. Its leaders valued intellect, loyalty to family, tradition, and honor, the primary principles of Confucianism.

D. Under its rule, China experienced constant warfare and economic hardship.

Plz Answer!!!