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【加试题】有如下VB程序段:

For i = 5 To 4 Step -1

        k = i

        For j = 6 - i To 1 Step -1

           If a(j) < a(k) Then k = j

        Next j

        If i <> k Then

           t = a(i): a(i) = a(k): a(k) = t

        End If

    Next i

数组元素a(1)到a(5)的值依次为“41,66,70,83,31”,经过该程序段“加工”后,数组元素a(1)到a(5)的值依次为(  )

A:31,41,66,83,70

B:83,70,66,41,31

C:83,66,70,41,31

D:31,41,66,70,83

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答案(点此获取答案解析)

C