Compatibility mode is so older or different versions of word all look the same regardless of its current version. So a lot of features you see in compatibility mode will be unavailable unless you upgrade. If you upgrade though be sure to uninstall the older version first. I hope this helped!!! Good Luck! :)
Answer:
the key is = rand(the numbers of an integer)
Global source and binary.
Support for mixed-script computing environments.
Improved cross-platform data interoperability through a common codeset.
Space-efficient encoding scheme for data storage.
Reduced time-to-market for localized products.
Expanded market access.