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要建立一个学生成绩的随机文件,如下定义了学生的记录类型,由学号、姓名、三门课 程成绩(百分制)组成,下列程序段正确的是( )。

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Typepestudl no As Integer name As String score(1 To 3)As Single End Type  Typestudl no As Integer no As Integer name As String*10 score()As Single End Type  Typestudl no As Integer name As String*10 score(1 To 3)As Single End Type  Typestudl no As Integer name As String score(1 To 3)As Single End Type  
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Type stu  no As Integer  name As String  score(1 To 5)As Single  End Type  Type stu no As Integer name As String*10 score()As Single End Type  Type stu  no As Integer  name As String*10  score(1 To 5)As Single  End Type  Type stu no As Integer name As String score()As Single End Type  
Type stu no As Integer name As String score(1 To 5)AS Single End Type  Type stu no As Integer name As String*10 score()As Single End Type  Type stu no As Integer name As String*10 score(1 To 5)As single End Type  Type stu no As Integer name As String score()As Single End Type  
Type stu
no As Integer
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no As Integer
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no As Integer
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Type stu
no As Integer
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Type sru no As Integer name As String score(1 To 5)As Single End Type  Type stu no As Integer name As String*10 score()As Single End Type  Type stu no As Integer name As String*10 score(1 To 5)As Single End Type  Type stu no As Integer name As String score()As Single End Type  
Type stud1
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