Which statement about layer-2 VLAN is true? 

Answer options:

A. VLAN cannot be routed.
B. VLANs 1006 through 4094 are not propagated by VTP version 3.
C. VLAN1 is a Cisco default VLAN that can be deleted.
D. The extended-range VLANs cannot be configured in global configuration mode.

A