Your company has a main office and two branch office locations. All client computers on your company network run Windows

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Your company has a main office and two branch office locations. All client computers on your company network run Windows 7 and are members of an Active
Directory Domain Services domain. All servers run Windows Server 2008 R2 and are located in the main office.
Branch office employees use a slow WAN link with high latency to access files on a network share located in the main office.
You need to meet the following requirements:

Reduce WAN link utilization -
Improve user response time when accessing files
What should you do?

A. Configure BranchCache in Hosted Mode.
B. Configure BranchCache in Distributed Mode.
C. Configure the Default Cache Size setting by using Group Policy.
D. Configure the Configure Slow link speed setting by using Group Policy.