下列过程定义语句中,形参个数为不确定数量的过程是A.Private Sub Pro3(x As Double,y As Single)
下列过程定义语句中,形参个数为不确定数量的过程是
A.Private Sub Pro3(x As Double,y As Single)
B.Private Sub Pro3(Arr(3),Option x,Option y)
C.Private Sub Pro3(ByRef x,By Val y,Arr())
D.Private Sub Pro3(ParamArray Arr())