PLEASE HELP ME <3 Boston King

A.) was treated well by his owner.

B.) fought for the British army during the Revolution.

C.) served three British officers.

D.) was granted freedom by British proclamation.

Contributing factors  leading  to the harlem renaissance were the great migration of african americans to northern cities, which concentratedambitious  people in places where they could encourage each  other, and the first world war, which had created new industrial work opportunities for tens of thousands of people.