What is the proper way to check if your trailer is securely coupled?

Visually inspect the locking jaws around the kingpin.. Section 2.1 (and Combination): You must visually check that the locking jaws are

What is the proper way to check if your trailer is securely coupled?

ANSWER BREAKDOWN
  • A. Incorrect. "Look at it from the cab." is not correct. Section 2.1 (and Combination): You must visually check that the locking jaws are closed around the kingpin.
  • B. Incorrect. "Drive away fast." is not correct. Section 2.1 (and Combination): You must visually check that the locking jaws are closed around the kingpin.
  • C. Correct. Section 2.1 (and Combination): You must visually check that the locking jaws are closed around the kingpin.
  • D. Incorrect. "Ask a mechanic." is not correct. Section 2.1 (and Combination): You must visually check that the locking jaws are closed around the kingpin.