input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** 5 years and 4 month old child having small chin, he clinically presents with distal step 2nd molar relation and narrow width of maxilla, having normal SNA angle, decreased SNB angle, with low FMA angle, then. What would be the appropriate treatment protocol for this patient?   (A) Wait and watch for 6 years   (B) Kloehn head gear to treat maxillary protrusion   (C) FR II appliance   (D) Twin block appliance
output: ['(A) Wait and watch for 6 years <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Wait and watch for 6 years  (B) Kloehn head gear to treat maxillary protrusion  (C) FR II appliance  (D) Twin block appliance <> possible answers', '  5 years and 4 month old child having small chin, he clinically presents with distal step 2nd molar relation and narrow width of maxilla, having normal SNA angle, decreased SNB angle, with low FMA angle, then. What would be the appropriate treatment protocol for this patient? <> context']