A 62-year-old heavy smoker presents with chronic cough and haemoptysis. Chest X-ray shows a right upper lobe mass. According to Australian lung cancer guidelines, what is the most appropriate initial diagnostic test?ASputum cytology onlyBBronchoscopy with biopsy or CT-guided biopsy depending on lesion locationCEmpirical antibiotic therapy and repeat X-ray in 6 monthsDPET scan without tissue diagnosisEStart chemotherapy without histologyCheck my answer