Two strengths of the continental army included: fighting for a common cause intense training the quality and quantity of equipment making use of british mistakes organization

Fighting for a common cause.

Making use of British mistakes.

Explanation:

Continental army was made up of British Ex-colonists who joined together to fight out both economic and political oppression that the British government imposed to their people.

At that time, they managed to capitalize on British army's mistakes because the British army heavily underestimated the continental army. They took the British by surprised and managed to did heavy damage that won them the war.

the lowest among the social higher rank were the working class. this class remained detached to the political progression   of the country and was hostile to the other two classes

the first forms of writing came from them in the form of pictographs around 3100 bc.