Many greek city-states encouraged migration to areas outside of Greece during the 8th and 7th centuries B.C in order to "<span>c. Establish bases for commercial and military expansions" which the Greeks desperately needed.</span>
The answer is C) It prohibited slavery in most of the former Louisiana Territory except for Missouri.
Why is it C)? well its C) because the Missouri Compromise (1820) <span>prohibited slavery in most of the former Louisiana Territory except for Missouri.</span> Specifically, it prohibited slavery above 36°30'N. This was meant to prevent slavery from being an issue as new states was added, but this would not be the case.