Question

What is mason dixon line​

Answer 1

Answer:

(in the US) the boundary between Maryland and Pennsylvania, taken as the northern limit of the slave-owning states before the abolition of slavery.

Answer 2

The Mason–Dixon line, also called the Mason and Dixon line or Mason's and Dixon's line, is a demarcation line separating four U.S. states, forming part of the borders of Pennsylvania, Maryland, Delaware, and West Virginia. Historically, it came to be seen as demarcating the North from the South in the U.S.