HELP PLS ON TIME LIMIT? Which best describes the concept of the Land Ordinance of 1785?

a
It defined how the territories west of the Appalachians would be governed.
b
It was the land west of the Appalachians that would eventually become the midwest states: eg Michigan, Ohio, etc.
c
It explained how the land would be surveyed and divided into townships that were 6 miles by 6 miles square.
d
It was a plan for a national government.