Theresa is not sure how nondestructive editing can be in her project. which of these is accurate about nondestructive editing?
the original data is preserved with no changes, and you can always retrieve it for edits
a.
b.
the original data is changed slightly, and you cannot always retrieve it for edits
c.
the original data is preserved with no changes, but you cannot retrieve it for edits.
d.
the original data is changed significantly, but you can always retrieve it for edits.