题目内容：

[单选题]单击命令按钮时，下列程序的执行结果是

Private Sub Command1_Click()

D．ima As Integer，b As Integer，c As Integer

a=3:b=4:c=5

Print SecProc(c,b,A)End Sub

F．unction FirProc(x As Integer，y As Integer，z As Integer)

F．irProc=2*x+y+3*z+2

E．nd Function

F．unction SecProc(x As Integer，y As Integer，z As Integer)

SecProc=FirProc(z，x，y) +x+7

E．nd Function

A．20

B．25

C．37

D．32