Answers

2014-09-15T19:55:38+08:00
When you redo something you repeat what you have already done. When you undo something you go back to before you made the change.
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2014-09-18T09:55:19+08:00
Undo---clearing or deleting what u have done then redo is to repeat what u hav done
---sana nkatulong
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