单项选择题

下列过程定义语句中,形参个数为不确定数量的过程是

A.Pnvate Sub Pr03(x As Double,y As Singl
B.Pdrate Sub Pr03(Arr(3),Option x,Option
C.Private Sub Pr03(ByRefx,ByVoly,Arr( ))
D.PrivateSubPr03(ParamArrayArr( ))