The following are multiple choice questions (with answers) about medical knowledge.   **Question:** In mechanical trituration of amalgam, what is adversely affected ?   (A) Hardness of filling   (B) Tarnish resistance   (C) Working time   (D) Final gloss of the filling
['(C) Working time <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Hardness of filling \n (B) Tarnish resistance \n (C) Working time \n (D) Final gloss of the filling <> possible answers', '  In mechanical trituration of amalgam, what is adversely affected ? <> context@']