Surgery The surgical procedure of choice for skeletal class 2 malocclusion due to retrognathic Mandible is A Le fort I osteotomy B Advancement genioplasty C BSSO set back of mandible D BSSO advancement of mandible 💡 Explanation The surgical procedure of choice for skeletal class 2 malocclusion due to retrognathic Mandible is ✓ Correct Answer: D. BSSO advancement of mandible