A 12-year-old girl presents with a BMI above the 97th percentile. She has acanthosis nigricans and a family history of type 2 diabetes. What is the most appropriate initial management strategy?AStart metformin immediately without lifestyle changesBRefer for bariatric surgeryCImplement family-based lifestyle interventions focusing on diet, physical activity and screen time, with regular follow-upDStart orlistat therapyENo intervention is needed until adulthoodCheck my answer