Youhave created a network design that has two point-to-point Metro Ethernet circuits
extending a single productionVLAN between two data centers. Under normal circumstances,
one circuit will carry trafficand spanning tree will block the other.If the company wants you to
make use of both circuits to carry productiontraffic,which two technologies and features will
you investigate to integrate into your network design? (Choose two.)

A.
EtherChannel

B.
MST

C.
Multichassis EtherChannel

D.
PVST+