【单选题】
Incoming calls to your store are answered by the front desk. Calls are parked at an extension, and an announcement is made for an employee in the appropriate department to pickup the call. The accounting department has been extremely busy, and you wish to be able to park up to 5 simultaneous calls for this department on extension 102. How can you accomplish this?（）
A、Add four additional park-slots under the existing ephone-dn for extension 102.
B、Add four additional ephone-dns and configure each with number 102 and a park-slot.
C、Add four additional ephone-dns with unique numbers and set call-forward busy to roll to the next available park extension.
D、Add four additional ephone-dns with unique numbers and configure a hunt group to roll to the next available park extension.
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