要建立一个随机文件记录学生的信息，如下定义的学生记录类型，由学号、姓名和5门课程成绩(百分制)组成，下列的定义正确的是( )。

A．Type stu no As Integer name As String score(1To5)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(1To5)As Single End Type
D．Type stu no As Integer name As String score()AS Single End Type