单选题Assuming default setting，how can you erase the VTP database of VLANs on a CISCO IOS switch running in VTP server mode？（）AEnable VTP pruningBFrom privileged mode，erase the startup configuration file，then reload.CFrom privileged mode，erase the vlan date file，then reload.DCycle the switch power.
单选题
Assuming default setting，how can you erase the VTP database of VLANs on a CISCO IOS switch running in VTP server mode？（）
A
Enable VTP pruning
B
From privileged mode，erase the startup configuration file，then reload.
C
From privileged mode，erase the vlan date file，then reload.
D
Cycle the switch power.
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