I NEED HELP ASAP !! What did the mason and dixon line have in common with the Underground Railroad

Explanation:

The Mason-Dixon line was essentially one of the most used underground 'lines' of railroad to transport slaves to freedom. It was a railroad that, although not important before, became incredibly important over time as it was an essential 'Forgotten' railroad in a way, that was not only able to transport slaves, but had tracks directly into and through both free and slave states.

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it provided for selection of government employees through competitive examinations. it also made it unlawful to fire or demote covered employees for political reasons or to require them to give political service or payment, and it set up a civil service commission to enforce the law.

explanation: