I think it might be D. Although I am not a genius there were a few Greek uprisings and the Persians had one simple rule that you had to follow, don't ever, EVER betray them.
To help freed slaves succeed
Answer
The Hartford Convention resulted in a declaration calling on the Federal Government to protect New England and to supply financial aid to New England's badly battered trade economy.
Explanation:
financial aid
The black codes made the south have difficulties improving there economic conditions because african americans were in large numbers during that time (previous slaves) however they were not allowed to hold many of the jobs that were needed to help the South become productive.
hope this helps