(a) A warning for an exposure that occurs through the rental of a “motor vehicle”, as defined in Vehicle Code section 415 (hereafter “rental vehicle”), meets the requirements of this subarticle if the warning complies with the content requirements in Section 25607.37, and is provided in a type size no smaller than the largest type size used for other consumer information, as defined in Section 25600.1(c), for the method selected. In no event should the warning be printed in smaller than 6 point type. The warning must be prominently displayed and provided to the renter prior to the renter's use of the vehicle, using one or more of the following methods:

(b) In the alternative, a business may meet the requirements of this section by providing a warning following the methods for Vehicle Exposure Warnings set forth in Section 25607.16.