The answer is C.
Reviewing the competency of healthcare workers is considered part of health care operations under HIPAA. This includes training of students, trainees, or practitioners improve their skills as health care providers and non-health care professionals’ accreditation, certification, licensing, or credentialing activities.
Pretty sure it’s studies because you read textbooks to learn more about the subject. So B.Studies
Pneumonia because it is the acronym for a viral infection that causes inflammation and lung damage
You may think to yourself,feel anxious,want to D I E, lots of stuff