Generally, an employer is liable on negligence grounds for hiring or retaining an employee whom the employer knew or should have known to be dangerous, incompetent, or dishonest, where that characteristic was directly related to the injury suffered by the plaintiff.
Negligence can be defined as an act of carelessness and this occur when a person fail to properly take care of something making the person act of carelessness to curse harm to the person or people around the person.
An employer may be liable for negligence when the employer detect that an employee that he/she hire can cause harm to the company and still went ahead to hire the person.
Therefore the correct option is D.
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