C: Can be in an open position for fresh air.. Roof hatches may be locked into a partially opened position to provide fresh air for passengers.

🚌Maryland Passenger — Question 20 of 20

Roof hatches:

Maryland CDL Passenger Test Info

Questions on Exam

Passing Score

80%

Time Limit

Typically 30 minutes; varies by testing location

Age Requirements

Intrastate: 18+ · Interstate: 21+

Maryland MVA

Ready to pass your Maryland CDL Passenger exam?

Get full practice exams, study mode, and simulated tests with detailed explanations.