问题详情

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()。
A．Typepestudl no As Integer name As String score(1 To 3)As Single End Type
B．Typestudl no As Integer no As Integer name As String*10 score()As Single End Type
C．Typestudl no As Integer name As String*10 score(1 To 3)As Single End Type
D．Typestudl no As Integer name As String score(1 To 3)As Single End Type请帮忙给出正确答案和分析，谢谢！