I need help. ! I have used several of the past posts and they are wrong. XII. Modify and Move files: Utilize Linux commands to copy files to a different directory and rename them. A. Copy the following selected files from the OLD directory to the BACKUP directory. Ensure that you change the filename suffix from XXX_OLD to XXX_BACKUP. i. Free_Space_Content_OLD.txt ii. Directory_Content_OLD.txt iii. Time_File_OLD.txt B. Move all files from the NEW directory to the BACKUP directory (no renaming necessary). Clean up the Linux directory structure by deleting the