A. Piedmont but I’m not sure so wait for someone else to answer
B - Slave revolts.
The revolt of Spartacus, which was also the most famous slave uprising in the history of the Roman Empire, lead to questions about the usefulness and effectiveness of the current governmental system in Rome. This, along with other factors, made them plunge into a crisis which ended through the transition to an empire.
"<span>C.Constitution of Rhode Island" would be the best option from the list, since the Mayflower Contract was a list of social rules and regulations that was signed on board the ship itself.</span>