单项选择题

A.芳香烃>异构烷烃和异构烯烃>正构烯烃及环烷烃>正构烷烃
B.芳香烃>异构烷烃和异构烯烃>正构烷烃>正构烯烃及环烷烃
C.芳香烃>正构烷烃>正构烯烃及环烷烃>异构烷烃和异构烯烃
D.异构烷烃和异构烯烃>芳香烃>正构烷烃>正构烯烃及环烷烃