Answer:
"They [slave petitioners] cannot but express their astonishment that it has never been considered that every principle from which America has acted in the course of their unhappy difficulties with Great Britain pleads stronger than a thousand arguments in favor of your petitioners [and their desire] to be restored to the enjoyment of that which is the natural right of all men."—From the "Petitions of Slaves to the Massachusetts Legislature (1773 and 1777)"
B. Since some slaves fought in the war, a plan was considered whereby slaves could gain freedom through a period of military service.
so sorry if wrong :(