Question

Which statement about the Sui Dynasty is correct?

A.
It proclaimed Islam as the state religion of China in the ninth century.







B.
It reunited northern and southern China in the sixth century.







C.
It began building the Great Wall of China in the third century B.C.







D.
It fell to the forces of Genghis Khan in the twelfth century.
c?

Answer 1

i belive it is b ( i took the assesment tell me if im correct)