This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
Select the false statement about P. jiroveci- 
Select and explain. 
A. It is seen in only immunocompromised individuals, B. Frequently associated with CMV, C. May be associated with pneumatocele, D. Diagnosed with sputum microscopy
B: Frequently associated with CMV
Answer: B: Frequently associated with CMV 
Explanation: P. jirovecii infection and CMV (Cytomegalo virus) infection is common in patient with renal transplant recipients, but association with CMV infection is not clearly documented. Ref: Clinical Infectious diseases by David Schlossberg p.616

About other options:

Option a: Correct- It is an opportunistic pathogen
Option c: Correct- The common radiographic finding in P. jirovecii pneumonia is the presence ground-glass opacity in both lungs and atypical radiographic manifestations include cystic spaces (pneumatocele) and bullae, adenopathy, pleural effusions and pneumothorax. BMC Infectious Diseases 2009, 9:171)
Option d: Correct- Lab diagnosis is established based visualisation of P. jirovecii in expectorated sputum or BAL (Ideal sample).