The following are multiple choice questions (with answers) about medical knowledge.   **Question:** Obturation with gutta-percha cones is indicated in primary teeth only when:   (A) Canals are too wide   (B) Successor is missing   (C) Canals are very long but straight   (D) When stainless steel crown recommended
['(A) Canals are too wide <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Canals are too wide \n (B) Successor is missing \n (C) Canals are very long but straight \n (D) When stainless steel crown recommended <> possible answers', '  Obturation with gutta-percha cones is indicated in primary teeth only when: <> context@']