Your company has an Azure DevOps project that includes package feeds. You have to ensure that a team of developers can unlist and deprecate packages. You have to ensure that the solution used the principle of least privilege. Which of the following would you grant as the access level?

Answer options:

A.Reader
B.Collaborator
C.Contributor
D.Owner

Answer – C 
For this requirement, you can provide the Contributor permission. The Contributor permission permits you to Unlist and deprecate packages. 
Options A and B are incorrect since these will not give you the required permissions. 
Option D is incorrect since this will not follow the principle of least privilege. 
For more information on feed permissions, you can refer to the below link- 

https://docs.microsoft.com/en-us/azure/devops/artifacts/feeds/feed-permissions?view=azure-devops