A 48-year-old woman presents with episodic retrosternal burning after meals. She denies alarm features such as dysphagia, weight loss, or anaemia. What is the most appropriate initial management strategy?AImmediate upper endoscopy in all patientsBEmpiric trial of a proton pump inhibitor for 4-8 weeks with lifestyle adviceCBarium swallow for all patientsDTest-and-treat H. pylori as the only strategyENo treatment is needed because symptoms are benignCheck my answer