Does reversing into the garage and crossing the line refer to the car body or the wheels?

[StJaxon]

Car body. Below is the relevant introduction: Reversing into the garage: Reversing into the garage is a mandatory test item for obtaining a small car driver's license after 2013. It assesses the driver's ability to operate the vehicle in a designated area. Reversing into the garage is one of the assessment points in the driver's test. It involves correctly maneuvering the vehicle into the garage from both sides while in motion. There is a time limit for reversing into the garage during the test. Test content: Reverse from starting point A into garage B and park correctly; move forward to the return area C and stop; reverse from the return area into garage B and stop; return from garage B to A to complete the test. Evaluation criteria: Failing to follow the specified route or sequence results in disqualification; the car body crossing the line or failing to reverse into the garage results in disqualification; exceeding 210 seconds without completing the reversing into the garage results in disqualification; stopping midway deducts 5 points each time.