A.
Dim strFileName As String strFileName = "C:\T1.txt" FileOpen(1,strFileName,OpenMode.Input)
B.
Dim strFileName As String strFileName = "C:\T1.txt" FileOpen(1,"strFileName",OpenMode.Input)
C.
FileOpen(1,C:\T1.txt,OpenMode.Input)
D.
FileOpen(1,C:\T1.txt,OpenMode.Output)
E.
FileOpen(1,"C:\T1.txt",OpenMode.Output)