The following are multiple choice questions (with answers) about medical knowledge.   **Question:** In facial porcelain inlay what should be kept in mind?   (A) Facial surface should be perpendicular to cavity margins   (B) Facial surface should converge to cavity margins   (C) Facial surface should be parallel to cavity margins   (D) Axial wall is 2.5 mm deeper than normal
['(A) Facial surface should be perpendicular to cavity margins <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Facial surface should be perpendicular to cavity margins \n (B) Facial surface should converge to cavity margins \n (C) Facial surface should be parallel to cavity margins \n (D) Axial wall is 2.5 mm deeper than normal <> possible answers', '  In facial porcelain inlay what should be kept in mind? <> context@']