Answer:
Correct answer is Baron Friedrich Von Steuben .
Step-by-step explanation:
Marquis de Lafayette was a famous French revolutionist, who also played an important role in the American revolution. He was even on of the closest advisors of general Washington and participated in some important battles also.
Baron Friedrich Von Steuben was a famous general from Prussia who came to learn the soldiers of Continental Army the adopt the so-called European style of fighting. His influence on the army was remarkable.