Final answer:
Sharing patient information with unauthorized individuals violates the Health Insurance Portability and Accountability Act (HIPAA) and is a nursing care error.
Step-by-step explanation:
The nursing care error that violates the Health Insurance Portability and Accountability Act (HIPAA) is b. Sharing patient information with unauthorized individuals. HIPAA requires healthcare providers to maintain strict confidentiality of patient records and only share information with authorized individuals for treatment, payment, and healthcare operations purposes. Sharing patient information with unauthorized individuals is a violation of the patient's privacy rights and can result in penalties and legal consequences.