Identify the correct sentence. A. Randall added, When I said I would come home for the holidays, my mother said, I’m so happy to hear that. B. Randall added, When I said I would come home for the holidays, my mother said, 'I’m so happy to hear that.' C. Randall added, When I said I would come home for the holidays, my mother said, I’m so happy to hear that. D. Randall added, 'When I said I would come home for the holidays, my mother said, 'I’m so happy to hear that.'