When could the API data model of a System API reasonably mimic the data model exposed by the corresponding backend system, with minimal improvements over the backend system’s data model?

When could the API data model of a System API reasonably mimic the data model exposed by the corresponding backend system, with minimal improvements over the backend system’s data model?
A . When there is an existing Enterprise Data Model widely used across the organization.
B . When the System API can be assigned to a bounded context with a corresponding data model.
C . When a pragmatic approach with only limited isolation from the backend system is deemed appropriate.
D . When the corresponding backend system is expected to be replaced in the near future.

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Answer: C