A company makes snapshot copies of some often-used data files and makes them available
on the server. Authorized users can then download data subsets into spreadsheet
programs. A risk associated with this means of providing data access is that data

Answer (D) is correct.
Snapshot files are created at a fixed time. Thus, by the time an employee
downloads the data subset, it could be obsolete. Snapshot data available
to download into spreadsheets may contain old or erroneous information
that was later corrected on the main file system.