Question

From 800���1200, the khmer and mon peoples moved into the northern regions of
a. thailand.
b. vietnam.
c. cambodia.
d. myanmar.

Answer 1

The great migration between 800 and 1200 saw people of khmer and mon ethnicity move into the northern region of modern day Myanmar - D. 

Following this, they were able to survive and live were, although not without great difficulties.