Each Provider shall maintain and publish a publicly available list of Panelists and their qualifications. If neither the Complainant nor the Respondent has elected a three-member Arbitration Panel (Paragraphs 3(b)(iv) and 5(b)(iv)), the Provider shall appoint, within five (5) Business Days following receipt of the Response by the Provider, or the lapse of the time period for the submission thereof, a single Arbitrator from the Provider’s list of Panelists to constitute the Arbitration Panel.