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
Typical symptom of gastroesophageal reflux disease is 
Select and explain. 
A. Regurgitation, B. Dysphasia, C. Chest pain, D. Cough
A: Regurgitation
Answer: A: Regurgitation 
Explanation: Answer- A. RegurgitationHeaburn and regurgitation are the typical symptoms of GERD.Dysphagia and chest pain.Extraesophageal syndrome, with an established association to GERD include chronic cough, laryngitis, asthma, and dental erosions.