California Driver License (DMV) Written Test 2026 – 400 Free Practice Questions to Pass the Exam

Carpool lanes, also known as high-occupancy vehicle (HOV) lanes, are designated lanes on highways that are reserved for vehicles with a specified number of riders. These lanes are intended to improve traffic flow and reduce air pollution. In most states, it is legal to drive in a carpool lane when there are at least two or more riders in a vehicle. Therefore, options A, C, and D are incorrect as they do not meet the minimum requirement for driving in a carpool lane. While some states may have specific rules and regulations regarding the number of riders required for carpool lanes, the general guideline is to have at least two or more riders in the vehicle.