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 lady presents with complaints of hemoptysis.Her chest X-ray appears to be normal. What is the next best investigation - 
Select and explain. 
A. Bronchoscopy, B. High resolution CT, C. Sputum cytology, D. Pulmonary function test
B: High resolution CT
Answer: B: High resolution CT 
Explanation: None