A.Apply a string name to the applications by using the Strong Name tool (Sn.exe)
B.Use the security settings of internet explorer to add the shared folder to the list of trusted sites
C.Use the Code Access Security Policy tool (Caspol.exe) to add a new code group that has the full trust permission set. The new code group must also contain a URL membership condition that specifies the URL of the shared folder where your application reside
D.Grant the full trust permission set to the Trusted Zone code group by using the Code Access Security Policy Tool (Caspol.exe)

A.A
B.B
C.C
D.D