I believe the answer you're looking for is A. Hope this helps!
Answer: the correct option is B (HMO).
Explanation:
HMO( Health maintenance organisation) is an organization that provides health insurance coverage for a monthly or annual fee. It directly employs or contracts with selected medical care specialists to provide managed health care services in exchange for a fixed, prepaid monthly premium
Lymph vessels act as reservoirs for plasma and other substances including cells that have leaked from the vascular system and transport lymph fluid back from the tissues to the circulatory system.
<span>the answer is a cardiac tamponade. </span>