[单选题]

CDU-C，CDU-D，CDU-F，CDU-G所含的合成器分别为（）。

A . HCOMB，FCOMB，HCOMB，FCOMB

B . HCOMB，FCOMB，FCOMB，HCOMB

C . FCOMB，HCOMB，FCOMB，HCOMB

D . FCOMB，HCOMB，HCOMB，FCOMB

参考答案与解析：