A 69 yrs old male patient having coronary artery disease was found to have gall bladder stones while undergoing a routine ultrasound of the abdomen.There was no history of biliary colic or jaundice at any time.What is the best treatment advice for such a patient for his gallbladder stones?

• A. Open cholecystectomy
• B. Laparoscopic cholecystectomy
• C. No surgery for gallbladder stones
• D. ERCP and removal of gallbladder stones