有如下程序段，该程序段执行完后，共执行循环的次数是 Private Sub Command1_Click( ) Tota1=0 Counter=1 Do Print Counter Tota1=tota1+Counter Print total Counter=Counter+1 If total>=10 Then Exit Do End lf Loop While Counter＜=10 End Sub

A．5

B．10

C．12

D．20