An effect of the land ordinance of 1785 and the northwest ordinance of 1787 was that

the compromise of 1850 was a package of five separate bills passed by the united states congress in september 1850, which defused a four-year political confrontation between slave and free states on the status of territories acquired during the mexican–american war

the answer is a. since they were a huge producer of cotton and wanted the most money for it.