On what grounds can the license of a motor vehicle salesperson be denied, revoked, or suspended?

The correct answer pertains to the involvement of a motor vehicle salesperson in illegal races, which is a serious violation of public safety laws and regulations. Engaging in illegal racing can lead to a loss of trust in the salesperson's professionalism and the overall integrity of the motor vehicle industry. Regulators prioritize consumer safety; thus, any behavior that endangers public safety, such as illegal racing, is deemed unacceptable and can lead to the denial, revocation, or suspension of a salesperson's license.

In this context, maintaining ethical conduct and adherence to the law is paramount for a salesperson, as any actions that contradict these principles can have significant repercussions.