Directions: In the following question, four statements are provided. These statements form a coherent paragraph when properly arranged. Select the alternative representing the proper and logical sequencing of these statements.
A. From the Han Dynasty onwards, the Chinese emperors took the lead in codifying the ceremonial music played in the imperial court. B. Peace, as the goal of life, the goal of a political regime and political career, has been ingrained in Chinese thinking. C. The literary text of this music is known as yuefu (literally 'music office'). D. One Chinese ruler who was very diligent in scripting the court songs was the reigning empress Wu Zetian (624-705), who had the unique distinction to be the only woman who sat in the chair of the 'Son of Heaven' (emperor) in Chinese history.