Refer to the Exhibit.

A system administrator is attempting to create a separate external network for each of two organizations. The first network completes successfully, but the second network shows the error in the exhibit.

What are three different ways the administrator could successfully create the networks described in this situation? (Choose three.)

Exhibit:

A.
Modify the configuration to allow both organizations to use the same external network.

B.
Reconfigure the second external network to provision networks from a different VLAN-backed network pool.

C.
Reconfigure one organization to use a direct connect external network and the other to use an external routed network.

D.
Modify the System Settings of the vCloud deployment to allow for overlapping external networks.

E.
Reconfigure the port group backing one of the port groups for a different, unused VLAN.