Which of the following BEST describes the process of appointing a federal judge?

A.
The president appoints a nominee to a judgeship, and then both houses of Congress must confirm the nominee with a majority vote.
B.
Federal judges run in primary elections in their districts, and the president selects nominees to be confirmed by the Senate from the primary election winners.
C.
The president appoints a nominee to a judgeship, and then the Senate confirms the nominee.
D.
The president appoints federal judges to the bench, where they remain until he has them removed for making unpopular decisions in sensitive court cases.