3 is the answer to the question
It split Nebraska into 2 Distinct territories: Nebraska and Kansas
I'm gonna go with B; A, C, B.
Alexander the Great ruled from 331 - 323 BC, the Han Dynasty started in 206 BC and ended in 220 AD, and finally the Mongol empire began in 1206 AD and ended in 1368 AD.
Hope this helps!
Answer:
B: North Korea invaded South Korea