Refer to the exhibit. Which statement is true about the output?()
- A、The port on switch CAT1 is forwarding and sending BPDUs correctly.
- B、The port on switch CAT1 is blocking and sending BPDUs correctly.
- C、The port on switch CAT2 is forwarding and receiving BPDUs correctly.
- D、The port on switch CAT2 is blocking and sending BPDUs correctly.
- E、The port on switch CAT3 is forwarding and receiving BPDUs correctly.
- F、The port on switch CAT3 is forwarding, sending, and receiving BPDUs correctly.
正确答案:A
答案解析:有

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