单项选择题

A.CPT=CPM-GD>CPM补余>品牌Always
B.CPT=CPM-GD>品牌Always>CPM补余>PD
C.CPT>CPM-GD>CPM补余>品牌Always
D.CPT=CPM(GD)=PDB>品牌Always>CPM补余>PD