Advantage upgrade program

Does anyone know if a bid is not accepted in the upgrade program, do you keep the same room as originally booked or just the same category as the rules state the same category as follows?

15. If your Bid is not accepted, you will travel in the category you originally purchased. The charge on your credit card may appear in the name of “NCL Reservations USD” / “NCL Reservations XX (currency)” / “Norwegian Cruise Line”. You agree that you cannot challenge or dispute a charge because the name appearing on the credit card statement is “NCL Reservations USD” / “NCL Reservations XX (currency)” / “Norwegian Cruise Line”.

Does anyone know if a bid is not accepted in the upgrade program, do you keep the same room as originally booked or just the same category as the rules state the same category as follows?

Your room will not change if your bid is not accepted