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: Surgery
A 50 year old lady with history of jaundice in the past has presented with right upper quadrant abdominal pain. Examination and investigations reveal chronic calculous cholecystitis. The liver functions tests are within normal limits and on ultrasound examination the common bile ducts is not dilated. Which of the following will be the procedure of choice in her? 
Select and explain. 
A. Laparoscopic cholecystectomy, B. Open choledocholithotomy with CBD exploration, C. ERCP+- cholecystectomy followed by laparoscopic cholecystectomy, D. Laparoscopic cholecystectomy followed by ERCP +- choledocholithotomy
A: Laparoscopic cholecystectomy
Answer: A: Laparoscopic cholecystectomy 
Explanation: Ans. is 'a' i.e., Laparoscopic cholecystectomy