B is the correct.
Groups:A collection of users who all need the same type of access to a particular set of resources or compartment.
https://docs.cloud.oracle.com/en-us/iaas/Content/Identity/Concepts/overview.htm
NOTE:
DYNAMIC GROUP
A special type of group that contains resources (such as compute instances) that match rules that you define (thus the membership can change dynamically as matching resources are created or deleted).
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cdanielmon
4 years, 10 months agogargaditya
3 years, 5 months ago