How can this be ensured?

There is MS Visual Studio 2010 and MS .NET Framework 4 application PassGuideApp.
To access employee data from PassGuideDB ADO.NET Entity Framework is used to model
entities.
Mapping and model files for PassGuideApp are produced.
However, you must ensure that these files are not used as application resources.
How can this be ensured? Select three.

A.
Use the .csdl file…

B.
Use the .edmx files…

C.
Change the connection string for PassGuideApp in file…

D.
Code-behind

E.
Config

F.
..to the relative path to the .csdl file.

G.
..to the relative path to the .edmx file.

H.
..to the absolute path to the .csdl file.

I.
..to the absolute path to the .edmx file.

J.
..and set the Build action property to…
K.
..and set the Metadata Artifact Processing action property to…
L
..and set the Rebuild action property to…
M.
Null
N.
Copy to input
O.
Copy to output
P.
Copy to output directory
Q.
Copy to input directory

Explanation: