Answer:
The invasions toppled the 250-year-old Pagan Empire, and the Yuan army seized Pagan territories in present-day Dehong, Yunnan and northern Burma to Tagaung. ... After a brief lull, Kublai Khan in 1281 turned his attention to Southeast Asia, demanding tribute from Pagan, the Khmer Empire, Đại Việt and Champa.
Explanation:
B is what I think sorry if I am wrong
True
this is my best answer
This isn't a question. Why waste your points?