You are developing an application that will deploy by using ClickOnce. You need to test if the application executes properly. You need to write a method that returns the object, which prompts the user to install a ClickOnce application. Which code segment should you use?
A.
return ApplicationSecurityManager.ApplicationTrustManager;
B.
return AppDomain.CurrentDomain.ApplicationTrust;
C.
return new HostSecurityManager();
D.
return SecurityManager.PolicyHierarchy();