What will the following URL produce in an unpatched IIS Web Server?

What will the following URL produce in an unpatched IIS Web Server?

A.
Execute a buffer flow in the C: drive of the web server

B.
Insert a Trojan horse into the C: drive of the web server

C.
Directory listing of the C:\windows\system32 folder on the web server

D.
Directory listing of C: drive on the web server