The correct option is Features.

In a team-managed Scrum project the estimation method is controlled in the project settings under the Features section. You enable or configure the Estimation feature there and then choose whether to estimate using story points or time.

Board is incorrect because boards manage issue views and workflows for sprints and columns rather than the project level estimation configuration.

Issue types is incorrect because issue types define the kinds of issues and their fields and workflows and they do not set the global estimation method for the project.

Access is incorrect because access controls relate to permissions and who can view or change projects and they do not determine whether estimation uses time or story points.

Details is incorrect because that section holds basic project information and metadata and it does not include the estimation setting.

It is not possible to change the estimation setting for a team-managed Scrum project is incorrect because you can change the setting by opening Project settings and using the Features section to configure estimation.

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