How should the Digital Developer update their sandbox using this staging site export file?

Universal Containers created a site export file from staging in the global export directory.

How should the Digital Developer update their sandbox using this staging site export file?
A . Perform a data replication from staging.
B. Use the Site Development > Site Import & Export Business Manager module.
C. Download the site export file and use UX Studio to transfer the data to the sandbox.
D. Use the Site Development > Import & Export Business Manager module.

Answer: B