Final answer:
Option C). The additional precautions required when working with a client who has a history of hepatitis B are standard precautions and contact precautions.
Step-by-step explanation:
When working with a client who has a history of hepatitis B, standard precautions and contact precautions are required.
- Standard precautions involve using personal protective equipment like gloves and face protection, as well as following proper hand hygiene practices.
- Contact precautions specifically involve avoiding direct contact with any body fluids, especially blood, and using disposable syringes and needles to reduce the risk of transmission.
By following these precautions, health-care workers can minimize the risk of infection and ensure the safety of both themselves and the client.