Answer:
A. Trenton.
Step-by-step explanation:
The Hessian troops were German soldiers who served as mercenaries for the British troops during the American Revolution.
During the battle of Trenton Washington managed to capture almost two-thirds of the Hessian forces with almost no casualties on the Continental Army´s side. It helps to boost morale among the troops and inspired the undecided to enlist.
I hope this answer helps you.