Although They Must Win Confirmation Before Serving, Presidents Can Still

Although they must win confirmation before serving, presidents can still exercise enormous power by appointing:

A) all of those judges serving in state and federal appellate courts.
B) judges serving in all three tiers of the federal judicial system, including district, appellate, and Supreme Court justices.
C) Supreme Court justices, but no other judges.
D) Supreme Court justices, the U.S.solicitor general, and special masters.