input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Flexion, adduction and internal rotation is characteristic posture in -   (A) Anterior dislocation of hip joint   (B) Posterior dislocation of hip joint   (C) Fracture of femoral head   (D) Fracture shaft of femur
output: ['(B) Posterior dislocation of hip joint <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Anterior dislocation of hip joint  (B) Posterior dislocation of hip joint  (C) Fracture of femoral head  (D) Fracture shaft of femur <> possible answers', '  Flexion, adduction and internal rotation is characteristic posture in - <> context']