input: The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Condensation shrinkage of porcelain during firing depends on:   (A) Rate of arriving at firing temperature.   (B) Uniformity of particle size.   (C) Shape and size of particle.   (D) Type of investment used
output: ['(C) Shape and size of particle. <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Rate of arriving at firing temperature.  (B) Uniformity of particle size.  (C) Shape and size of particle.  (D) Type of investment used <> possible answers', '  Condensation shrinkage of porcelain during firing depends on: <> context']