Which of the following is true of theoretical concepts of Classical Chinese poetry? （ ）
选项：

A:Classical Chinese poetry often emphasizes the fusion of scenes and emotions and the projection of emotions into scenes.
B:Discourse in Classical Chinese poetry: “discourse of scenes” and “discourse of emotions”.
C:The “discourse of scenes” are actually set for the “discourse of emotions”.
D:If the “discourse of scenes” is not enough to evoke emotional response, a poet needs to directly use the “discourse of emotions” to highlight the theme.