Thomas Jefferson's Failed Attempt to Impeach and Convict Supreme Court

Thomas Jefferson's failed attempt to impeach and convict Supreme Court Justice Samuel Chase for "high crimes and misdemeanors" meant that

A) no federal judge could ever be removed from office.
B) judicial independence and the separation of powers had been preserved.
C) Jefferson's effectiveness as president had been lost.
D) an unfortunate precedent had been established.
E) Aaron Burr would go free and unpunished.