A 35 yrs old non-smoker presents with 2 episodes of mild hemoptysis.There is no history of fever or any constitutional symptoms.A plain x-ray of chest is found to be normal.Which one of the following should be the next step in the diagnostic evaluation of this patient:

• A. Bronchography
• B. High-resolution computed tomography
• C. Contrast-enhanced computed tomography
• D. Fibreoptic bronchoscopy