This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
[{'content': 'Which of the following implant design is suitable for Division–C bone \nSelect and explain. \nA. Subperiosteal bone, B. Disk design implants, C. Ramus frame implant, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Seven implant treatment options are available for Division C bone:\xa0\n\nOsteoplasty (C-w bone) before implant insertion\xa0\nRoot-form implants\xa0\nSubperiosteal implants (C-h and C-a bone in mandible)\xa0\nAugmentation procedures\xa0\nDisk design implants (posterior mandible or anterior maxilla)\xa0\nRamus frame implants (C-h bone, completely edentulous mandible)\xa0\nTransosteal implants (C-h bone anterior).', 'role': 'assistant'}]