How do you allow user B to modify only this report?

User A maintains a canvas report of employee contact information. User A leaves the company. Another report designer,user B, is assigned the responsibility to maintain the report, but currently CANNOT modify the report.

How do you allow user B to modify only this report?
A . Edit user B’s WFA Role configuration.
B . Assign User B the permission Access All Reports.
C . Update the reports’ sharing to include user
E . Edit authorship of the report.

Answer: C