要建立一个随机文件记录学生的信息，如下定义了学生的记录类型，由学号、姓名、5门课程成绩(百分制)组成，下列的定义正确的是( )。
A．Type sru no As Integer name As String score(1 To 5)As Single End Type
B．Type stu no As Integer name As String*10 score()As Single End Type
C．Type stu no As Integer name As String*10 score(1 To 5)As Single End Type
D．Type stu no As Integer name As String score()As Single End Type
