Wrong move
Direct answer
The risky shortcut is judging the tire only by whether it still holds air. A sidewall cut can be an out-of-service or unsafe tire condition depending on depth, exposed material, location, and applicable inspection rules.
How to use this answer
Read the answer once, then prove it by choosing an answer in a practice question before looking at the explanation. If the miss repeats, tag the domain as Vehicle inspection and drill a smaller set before returning to mixed practice.