Nothing is more disappointing than hearing a gastric bypass patient brag that they did nt have to exercise to lose weight . Its true ; patients will lose weight without lifting a finger . In fact , for many , the lack of physical effort required to lose weight is an appealing part of weight loss surgery .

Question with options to choose from: Why did the person mentioned end up losing weight ?
Possible answers: (A). They had implemented a strict diet .. (B). They had a lot of workouts to do it .. (C). None of the above choices .. (D). They had surgery ..
(D).