Answer: Option B.
Step-by-step explanation:
Pulmonary infection is also lung infection. It can be caused by virus, bacteria or fungi.
A person can be infected when he breathing the pathogens from the air. A person with pulmonary infection can have right sided heart failure.
Right sided heart failure occur when because of left sided heart failure. The left sided failure occur when the left ventricle loses power to pump blood to the rest of the body. As a result, blood is pump to the lungs which weaken the right side of the heart and this lead to right side heart failure.