An administrator has a server that must be upgraded from AIX 5.2 to AIX 5.3. The administrator also needs to use the 64-bit kernel with JFS2 filesystems in rootvg. All critical data resides in a non-rootvg volume group.
Which of the following types of install could the administrator use to accomplish this()
A.Migration Installation
B.Update.AII Installation
C.Preservation Installation
D.New and Complete Overwrite Installation