The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Mc Spadden compactor is of __________  shape:   (A) Reverse blade of K-file   (B) Reverse blade of H-file   (C) Endosonic instrument   (D) None of the above
['(B) Reverse blade of H-file <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Reverse blade of K-file \n (B) Reverse blade of H-file \n (C) Endosonic instrument \n (D) None of the above <> possible answers', '  Mc Spadden compactor is of __________  shape: <> context@']