How are federal judges selected?

A. Candidates are nominated and appointed by the Supreme Court unless the
president uses the veto.

B. Candidates are nominated by Congress and voted upon by citizens over the age
of 18 in federal elections.

C. Candidates are nominated by current federal judges and appointed by Congress
if the House approves by a two-thirds majority vote.

D. Candidates are nominated and appointed by the president if the Senate
approves by a majority vote.