Refer to the Exhibit.

An administrator needs to configure a vSphere environment to support a vCloud network
architecture providing for automatic provisioning of network pools.
Which step must be taken in order to successfully configure Port Group Isolation?

A.
vShield Edge component must be added between the External Network and the virtual switch.

B.
VLAN/PVLAN configuration information must be added to the configuration.

C.
A vShield Edge component must be added between the Unprotected Network and the virtual
switch.

D.
The Virtual Standard Switch must be replaced with a vSphere Distributed Switch.