You have defined VLANs and IP interfaces on an HP E5412 zl switch. Otherwise, the switch is at
default settings. What is the effect of the following command?
E5412(config)# spanning-tree

A.
MSTP is enabled globally. The switch will function as if RSTP were enabled until other MSTP
parameters are defined.

B.
MSTP is enabled globally. The switch will negotiate its role in the MST region with other
switches.

C.
RSTP is enabled globally. To enable MSTP, you must specify the protocol for each VLAN that
will be included in the MST region.

D.
STP is enabled globally. A specific Spanning Tree Protocol must be enabled for each VLAN in
the IST.