窗体上有两个文本框Text1、Text2以及一个命令按钮Command1，编写下列程序：Dim y As IntegerPrivate Sub Command1_Click()Dim x As Integerx=2Text1.Text=p2(p1(x),y)Text2.Text=p1(x)End SubPrivate Function p1(x As Integer)As Integerx=x+y:y=x+yp1=x+yEnd FunctionPrivate Function p2(x As Integer,y As Integer)As Integerp2=2*x+yEnd Function当单击1次和单击2次命令按钮后，文本框Text1和Text2内的值分别为( )。
A．2 4 2 4
B．2 4 4 8
C．4 4 8 8
D．10 10 58 58