单选题

下述哪种SN配置是属于SN252或DE52?()

ATSG0.0/1.0,SSG0.0/0.1/1.0/1.1

BTSG0.0/0.1/1.0/1.1,SSG0.0/1.0

CTSG0.0/0.1/0.2/1.0/1.1/1.2,SSG0.0/0.1/0.2/0.3/1.0/1.1/1.2/1.3

正确答案

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