which port is on every bridge in a Spanning Tree Protocol IEEE 802.1w network except the root bridge

For the following ports, which port is on every bridge in a Spanning Tree Protocol IEEE 802.1w
network except the root bridge?

A.
Root port

B.
Backup port

C.
Designated port

D.
Alternate port

Explanation:
Explanation The root bridge does not have a root port as this is the port on all non-root bridges
that is used to communicate with the root bridge. All ports on the root bridge are designed ports.

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