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: Medicine
A 25 years old female develops serous otitis media of left ear with cough, occasional hemoptysis, hematuria and epistaxis for one & half months. Her hemoglobin is 7 gm, BP- 170/100, proteinuria +++, RA -ve and ANCA -ve. The likely cause is - 
Select and explain. 
A. Wegener's granulomatosis, B. Rheumatoid arthritis, C. Rapidly proliferative glomerulonephritis, D. Good pasteur's syndrome
A: Wegener's granulomatosis
Answer: A: Wegener's granulomatosis 
Explanation: None