The colonial army kept itself together with their spirit. They all have a goal, and that is to break away from the oppressive government that is Britain. Because of this, they were able to work together well, even though many of them had different believes. The turning point of the war may well be when the French decided to help the Americans. Because of this, the US were able to have sufficient strength to crush the British in the later battles.
The correct answer would be letter "B". The objective of Pan-Africanism was to strenghten bonds of solidarity between people of African descent. They shared the belief that all people of African descent, all over the world, have their fates intertwined and share a common destiny.