请将+00DS／+2.00DC×90根据透镜的光学恒等变换原则转换成另外一种球柱联合形式

A.+1.00DS／+2.00DS×180

B.+3.00DS／-2.00DC×180

C.+3.00DS／-2.00DC×90

D.+2.00DS／+2.00DC×180

E.+2.00DS／-2.00DC×90