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
[{'content': "The main clinical significance of sliding type hiatus hernia is: \nSelect and explain. \nA. Propensity for GERD, B. High risk of barrett's esophagus, C. High chance for dieulafoy's lesion, D. Dysphagia is common", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Four types of hiatus hernia are present. Type I, or sliding hiatal hernia comprising at least 95% of total. Pathology is the weakening of the phrenoesophageal ligament attaching the gastroesophageal junction to the diaphragm at the hiatus. Incidence of sliding hernias increases with Age and conceptually, results from wear and tear Intraabdominal pressure Hereditary factors The main significance of sliding hernias is the propensity of affected individuals to have GERD. Ref: Harrison, E-18, P- 2429', 'role': 'assistant'}]