2024 MO CDL Practice Test: Double and Triples - Test 4
Based on
2024 MO CDL Handbook
23. Why should you unlock the pintle hook with the dolly still under the rear trailer?
A
You may drive faster.
B
You may drive slower.
C
Your brakes will fail.
D
The dolly tow bar may fly up, possibly causing injury, and making it very difficult to re-couple.