While you hold a provisional license, you may not carry more than ______ unrelated passenger(s) under 21 years of age except under the supervision of a licensed adult driver.

While you hold a provisional license, you may not carry more than one unrelated passenger(s) under 21 years of age unless you are supervised by a licensed driver at least 21 years of age. (You're allowed to carry young family members, however.) [Provisional License, Types of Driver Licenses – Graduated License System, The Driver License, New Mexico Driver Manual], ["Apply for a Learner's Permit," New Mexico Motor Vehicle Division, http://www.mvd.newmexico.gov/apply-for-a-learner-s-permit.aspx]