(a) On the timely filing or making of a hearing request, the registrar shall schedule a hearing on the challenge.
(b) The registrar shall conduct the hearing not later than the 10th day after the date the request is filed or made or at a later date on the applicant's request.
(c) The applicant may appear personally at the hearing to offer evidence or argument. The applicant may offer evidence or argument by affidavit without personally appearing if the applicant submits the affidavit to the registrar before the hearing begins.
(d) If a challenge is made in the applicant's presence and the applicant orally requests a hearing, the hearing may be conducted at that time with the applicant's consent.