You need to recommend a solution that prevents this warning message from appearing, without compromising the security protection of the computers

You are a systems administrator for your company. The company has employees who work remotely by using
a virtual private network (VPN) connection from their computers, which run Windows 8 Pro.

These employees use an application to access the company intranet database servers. The company recently
decided to distribute the latest version of the application through using a public cloud.
Some users report that every time they try to download the application by using Internet Explorer, they
receive a warning message that indicates the application could harm their computer.
You need to recommend a solution that prevents this warning message from appearing, without
compromising the security protection of the computers.
What should you do?

A.
Publish the application through an intranet web site.

B.
Publish the application to Windows Store.

C.
Digitally sign the application by using a trusted certificate, and then update the default App Package
Deployment policy on all computers.

D.
Obtain a public certificate for the web server, and then configure the web site to use SSL.

E.
Change the default Applications Control Policies on the client computers.

F.
Change the default Software Restriction Policies on the client computers.

G.
Instruct employees to disable the SmartScreen Filter from within the Internet Explorer settings.

H.
Publish the application through a public file transfer protocol (FTP) site.

Explanation:
=> http://msdn.microsoft.com/en-us/library/windows/apps/jj657971.aspx
http://technet.microsoft.com/en-us/library/hh852635.aspx
https://www.youtube.com/watch?v=4y0FNSF7APc
http://technet.microsoft.com/en-us/library/dn645501.aspx