Which statement best describes pneumonia?
A. an infection of just the windpipe because the lungs are clear of any problems
B. a serious inflammation, caused by various things, of the bronchioles
C. only an infection of the lungs with mild to severe effects on breathing
D. an inflammation resulting from damage to the lungs due to long-term smoking

Respuesta :

Answer: B. a serious inflammation, caused by various things, of the bronchioles

Explanation:

Pneumonia is an infection that inflames the air sacs in one or both lungs. The air sacs may fill with fluid or pus, causing cough with phlegm or pus, fever, chills, and difficulty breathing. A variety of organisms, including bacteria, viruses and fungi, can cause pneumonia.