The following are multiple choice questions (with answers) about medical knowledge.   **Question:** The best way to fill a bony defect will be with which of the following?   (A) Hydroxy apatite   (B) Donor graft   (C) Xenograft   (D) Autograft
['(D) Autograft <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Hydroxy apatite \n (B) Donor graft \n (C) Xenograft \n (D) Autograft <> possible answers', '  The best way to fill a bony defect will be with which of the following? <> context@']