Which of the following statements is true about inter-ring service configuration?

Two SNCP rings are intersected.

Which of the following statements is true about inter-ring service configuration?
A . Configure one unidirectional SNCP service pair on each intersecting node.
B . Configure two unidirectional SNCP service pairs on each intersecting node.
C . Configure four unidirectional SNCP service pairs on each intersecting node.
D . Do not configure any SNCP protection group on each intersecting node.

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Answer: C