Final answer:
Harvey, being the subject of an ethics complaint, is the individual accused of unethical behavior, distinct from the complainant, mediator, or arbitrator.
Step-by-step explanation:
Harvey is a respondent in an ethics complaint. He is d) The subject of the complaint. As the subject of the complaint, Harvey is the individual who the complaint has been filed against and who is being accused of unethical behavior. In an ethics complaint process, the complainant is the person who files the complaint, alleging that some ethical standards have been violated. A mediator may be involved if there is an attempt to resolve the issue through mediation, which is a voluntary and collaborative process. An arbitrator, on the other hand, is a neutral third party who makes a binding decision after hearing arguments from both sides in an arbitration setting. In this context, Harvey's role is strictly as the one being accused, not as a complainant, mediator, or arbitrator.
Answer: d) The subject of the complaint