The following are multiple choice questions (with answers) about medical knowledge.   **Question:** According to wein if there is bone resorption but no tooth resorption then substract ……..from the radiographic length   (A) 1mm   (B) 1.5 mm   (C) 2mm   (D) 2.5 mm
['(B) 1.5 mm <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) 1mm \n (B) 1.5 mm \n (C) 2mm \n (D) 2.5 mm <> possible answers', '  According to wein if there is bone resorption but no tooth resorption then substract ……..from the radiographic length <> context@']