Which of the following descriptions about Prefix Segmente is incorrect?

Which of the following descriptions about Prefix Segmente is incorrect?
A . On Huawei devices, Prefix Segment ID supports manual configuration and automatic protocol configuration
B . Prefix Segment is identified by Prefix Segment ID (SID)
C . Prefix Segment is used to identify a destination address prefix in the network
D . Prefix Segment spreads to other network elements through IGP protocol, globally unique

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Answer: D