The true statements about federal judges are that they serve for life, they can only be removed through impeachment, and they are appointed by the president with Senate confirmation. There are no age requirements or stipulations for legal training in the Constitution. Thus, options A, B, and D are correct.
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Federal judges serve for life and can only be removed through impeachment. They are nominated by the President and confirmed by the Senate. There are no age or specific legal training requirements stipulated by the Constitution for their nomination. ;