4. what is the main idea of the quotation by washington's chief of engineers?

The main idea of the quotation by Washington’s chief of engineers "That the French would help them."

Explanation:

The main idea of the quotation Washington's chief of Engineers is they wrote that there is a hundred times more enthusiasm for this revolution. In Paris than there is in all the United States together. Also the quotation is the case of benidickt arnold was a famous general that served the continental army within the revolutionary war. The case became really popular after years later benidickt arnold was known to defected to the British empire and served as their Brigadier General.