Final answer:
In a dental-assisting class, the principle of justice can be applied by treating all patients equitably and fairly, ensuring similar care and treatment without favoritism or discrimination.
Step-by-step explanation:
The principle of justice in the context of dental-assisting class can be exemplified by ensuring that all patients in the class are treated equitably and fairly. For example, if there are limited dental tools or resources available, it is important to distribute them among the patients in a just manner, considering their needs and circumstances. This means that each patient should receive similar care and treatment without any favoritism or discrimination.