Answer: B - The role of a Linux file system is to preserve data integrity.
Key Takeaway: The role of the file system is to make data easily locatable and to preserve its integrity. The files in the Linux file system are collections of data. A file system not only holds the data that is contained within the files of the file system, but also the structure of the file system. It holds all of the information that Linux sales and processes see as files, directories soft links, and file protection information.