Jacob has a text file open, and he is typing on the keyboard. What is the best description of how the changes are being implemented?
The original file is temporarily changed; the changes become permanent when he clicks "save."
The new version is kept in a special virtual space; the file is only changed when he clicks "save."
The information is stored on the clipboard:
O A copy is created with a new filename, which will overwrite the old one when he clicks "save."