What is the main purpose of the health insurance portability and accountability act?

a. it guarantees affordable healthcare coverage for all us citizens.
b. it established a patient bill of rights that healthcare facilities and insurance companies must follow.
c. it dictates who can and can’t see a patient’s protected health information.
d. it holds healthcare providers liable for inaccurate patient billings.
e. it mandates that health insurance companies establish standard premium rates throughout the united states.