—How do you think I can make up with Johnson?    

—Set aside ______ you disagree and try to find ______ you have in common.   [ ]

A. what; what    

B. where; what      

C. what; which    

D. where; which

原生动物鞭毛纲的营养方式主要有_（13）_、_（14）__、__（15）___。