The application of any person under the age of seventeen (17) years for a temporary driving permit, intermediate license or license issued pursuant to this article shall be signed and verified before a person authorized to administer oaths by both the father and mother of the applicant, if both are living and have custody of him, or in the event neither parent is living then by the person or guardian having such custody or by an employer of him, or in the event there is no guardian or employer then by any other responsible person who is willing to assume the obligation imposed under Section 63-1-25 upon a person signing the application of a minor.