When did the financial condition of the Continental Army improve?

When did the financial condition of the Continental Army improve?
 
  A) It improved after the Treaty of Paris was signed in September 1783.
  B) It improved when George Washington became the officially centralized authority of the Continental Army.
  C) It improved in the year 1777, when John Adams took over the central authority from George Washington.
  D) It improved immediately after the American colonies declared their independence on July 4, 1776.
  E) It improved after 1781, when Robert Morris became superintendent of finance for the fledgling nation.