Which set of resources will enable the administrator to achieve the objective?

Scenario: A Citrix Administrator is required to maximize the usage of the Citrix Virtual Apps and Desktops Site by enabling users to access the Site from external devices and reducing the cost and the effort required to maintain the infrastructure. The desktops for the users are provisioned using Citrix Provisioning.

Which set of resources will enable the administrator to achieve the objective?
A . Citrix Virtual Apps and Desktops service, Citrix Gateway service, on-premises resources
B . Citrix Virtual Apps and Desktops service, Citrix Gateway, public cloud
C . Citrix Virtual Apps and Desktops service, Citrix Gateway, on-premises resources
D . Citrix Virtual Apps and Desktops service, Citrix Gateway service, public cloud

Answer: A