The statement about the device SWC, which is correct?

The statement about the device SWC, which is correct?

[SWC]STP INSTANCE 1 PRIORITY 4096

[SWC]INTERFACE ETHERNET 1/0/12

[SWC-ETHERNER 1/0/12]STP POINT-TO-POINT FORCE-TRUE

[SWC]INTERFACE ETHERNET 1/0/2

[SWC-ETHERNET1/0/2]STP EDGED-PORT ENABLE
A . stp point-to-point force-true command is used to identify that the link connected to ETHERNET1/0/13 is point-to-point link.
B . stp instance 1 priority 4096 is the priority of the configuration switch in instance 1 is 4096, the priority defaults to 0.
C . stp edged-port enable command is to enable Ethernet 1/0/2 of the switch SWC as an edge port.
D . SWC is the root switch

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Answer: AC