2024 MO CDL Practice Test: HazMat - Test 4
Based on
2024 MO CDL Handbook
18. The brake-door interlocks _________.
A
Apply the brakes and hold the throttle in idle position when the rear door is open.
B
Releases the brakes when the rear door is open.
C
Help you accelerate.
D
Prevent loss of air pressure.