在市场定位过程中，不论是采取两维定位或是多维定位，关键是要选好______。

A．质量

B．变量

C．商机

D．需求状态

The operation of _____ the connected (连体的) twins got close to _____. [ ]

A. dividing; being finished

B. separating; being finished

C. separating; finishing

D. dividing; finishing