What should an administrator do to troubleshoot this issue?

A user accidentally created a duplicate opportunity and is unable to delete the duplicate record.

What should an administrator do to troubleshoot this issue?
A . Run a report of all opportunities to identify other possible duplicates.
B . Check the user profile permissions on the Opportunity object to see if they have permission to delete.
C . Advise the user to mark the duplicate opportunity Closed Lost and keep it in the system.
D . Change the user’s profile to System Administrator so they have full permissions to delete object records.

Answer: C