Name three common type of valve abnormalities?

The heart made up of four valves that is tricuspid, pulmonary, mitral and aorta. The three major valve abnormalities are as follows :

Disturbance in the blood supply to the heart.

Oxygen supply to the heart.

Narrowing of the arteries.

The valve abnormalities should be treated as soon as possible otherwise it will be life-threatening for them and can be a reason of heart attack and strokes.

well for one plants are always the producer, so a is the answer. a wolf is more of the consumer(predator) and the deer is the prey so i know those two are out of the question. also mushrooms are fungi/fungus so a is the producer.