It Would Be Most Correct to Say of the Ly

It would be most correct to say of the Ly and Tran dynasties in Dai Viet that

A) they generally followed the precepts of Hinayana Buddhism, even as they dealt with large numbers of people who remained dedicated Hindus.
B) while they admired Chinese culture, they continually resisted being incorporated into a Chinese empire.
C) they never managed to gain a completely independent status.
D) their greatest heroes were two sisters who led a successful rebellion against an attempted Chinese takeover in the first century.
E) Ruling from Hanoi, the two entities managed to fight off invasions by the Thais, the Khmers, and the Champas.