The correct answer is D. Though the United States was hampered by an inexperienced military and a lack of money, LaFayette helped the country gain the military and financial support of France.
Marquis de Lafayette played a crucial role in securing French support for the American Revolutionary War, which was vital for the success of the American cause. His efforts helped to solidify the alliance between the United States and France, providing much-needed military assistance and financial resources that aided the Continental Army in its fight against British forces. Lafayette's contributions significantly changed the course of the war by enhancing the military capabilities of the American forces and helping to sustain their efforts through the difficult years of the conflict.