The Missouri Compromise was primarily aimed at resolving the issue of admitting a slave or free state and which to divide them among after a piece of land was acquired . So the issue was controversy upon admitting slave states or free states into new territories . <span />
<span>I think you forgot to give the options along with the question. I am answering the question based on my knowledge and research. A primary source for getting specific information on a particular bill is the Congress record. I hope that this is the answer that has actually come to your desired help.</span>