Your company has 300 portable computers that run Microsoft Office Enterprise 2007. The company participates in the Microsoft Software Assurance program. You are designing a solution that enables remote employees to use Office and to access their Home folders. You plan to implement a Remote Desktop Services （RDS） infrastructure， and you plan to deploy Office Enterprise 2007 as a virtual application on the RDS servers.  
You need to choose the appropriate licenses. Which licensing solution should you choose？（）

A.1 Office Enterprise 2007 license and 300 App-V for Terminal Services licenses
B.300 Office Enterprise 2007 licenses and 300 App-V for Terminal Services licenses
C.300 Office Enterprise 2007 licenses and 300 Microsoft Desktop Optimization Pack （MDOP） licenses
D.300 Windows Server 2008 R2 RDS client access licenses （CALs）