List and roster preparation; compatible duplicate means.

A. The secretary of state shall provide to the county clerk means for the preparation of voter lists and signature rosters. B. At least one compatible duplicate means shall be provided for on a standby basis, and it shall be capable of performing the preparation of voter lists and signature rosters with minimum delay in case the original means is unable to perform. C. The secretary of state shall procure and preserve sufficient duplicate voter registration system software and operating instructions so that in case of disaster the duplicate master record and the duplicate voter registration system software and operating instructions will be all that will be required for another compatible facility to prepare registered voter lists and signature rosters with minimum delay.