This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteriology, Subject name: Medicine
Which of the following is False regarding H.Pylori infection 
Select and explain. 
A. With chronic infection urease breath test become negative, B. H.Pylori infection remain lifelong if untreated, C. Endoscopy is diagnostic, D. Toxigenic strains usually causes ulcer
A: With chronic infection urease breath test become negative
Answer: A: With chronic infection urease breath test become negative 
Explanation: Ans. is 'a' i.e with chronic infection urease breath test becomes negative The urease breath test does not become negative after chronic infection it becomes negative after treatment.