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: Pathology
A patient presents with respiratory symptoms i.e.cough, hemoptysis and glomerulonephritis. His CANCAlevies in serum were found to be raised. Themost lkely diagnosis is : 
Select and explain. 
A. Goodpasteur's syndrome, B. Classic polyaeritis nodosa, C. Wegener's granulomatosis, D. Kawasaki syndrome
C: Wegener's granulomatosis
Answer: C: Wegener's granulomatosis 
Explanation: . Wegener&;s granulomatosis