Your company has a single Active Directory Domain Services （AD DS） domain and 1，000 Windows Vista computers. You are planning to deploy Windows 7 and a custom application. You have the following requirements： The application must be available to only a specific group of users. You must be able to monitor application usage. You need to design a deployment method for the custom application that meets the requirements. Which deployment method should you use in your design？（）

A. software installation in Group Policy
B. startup scripts in Group Policy
C. Microsoft Application Virtualization （App-V）
D. baseline Windows 7 image that includes the custom applicatio