$15.$tIs the creation PDF$/$As a complete preservation solution?$0$tYes, so long as the original file formats of the records are appropriate for conversion to PDF$/$A$.$@tNo, because a full solution would require specific quality control, environmental, and data managementprocedures$\mathrm{.}0$tNo, because a full solution would require the conversion of records to multiple file types in addition to PDF$/$A$\mathrm{.}0$tYes, except that a PDF$/$A must also be saved to magnetic media to ensure preservation