有如下VB程序段: count = 0: n=7: i= 1 Do While i<=n If a(i)> a(i+1)Then count = count + 1 t = a(i): a(i) = a(i + 1): a(i+1) =t End If If i=n Then i=0:n=n-1 i=i+1 Loop Text1.Text = Str (count) 数组元素a(1)到a(8)的值依次是“15,2,1,17,19,14,25,26”,执行该程序段后,文本框Text1中显示的是( )
A . 4
B . 5
C . 6
D . 7
答案:C