order was issued may file a civil action for enforcement in the United States district court for the district in which the violation was found to occur to enforce such order. If both the Secretary and the complainant file such action, the action of the Secretary shall take precedence. The district court shall have jurisdiction to grant all appropriate relief described in paragraph (14). (13) Burdens of proof (A) Criteria for determination In making a determination or adjudicating a complaint pursuant to this subsection, the Secretary, administrative law judge, review board, or a court may determine that a violation of paragraph (1) or (2) has occurred only if the complainant demonstrates that any conduct described in paragraph (1) or (2) with respect to the complainant was a contributing factor in the adverse action alleged in the complaint. (B) Prohibition Notwithstanding subparagraph (A), a decision or order that is favorable to the complainant shall not be issued in any administrative or judicial action pursuant to this subsection if the respondent demonstrates by clear and convincing evidence that the respondent would have taken the same adverse action in the absence of such conduct. (14) Relief (A) Order for relief If the Secretary, administrative law judge, review board, or a court determines that a violation of paragraph (1) or (2) has occurred, the Secretary, administrative law judge, review board, or court, respectively, shall have jurisdiction to order all appropriate relief, including injunctive relief, and compensatory and exemplary damages, including— (i) affirmative action to abate the violation