The correct answer is Ctrl + Z.Ctrl + Z is the shortcut key for undoing a task.Undo is a function performed to reverse the action of earlier action.Any actions that were previously undone using the Undo function are restored using the Redo function.For example, if you entered a word and then used the undo function to remove it, the redo function would restore the erased word.Additional InformationShortcut keysTools NameKeyboard OperationDescriptionUndoCtrl + ZReverses the last command.RedoCtrl + YReverses the action of the Undo button.CopyCtrl + CCopies the selected item to the clipboard.PasteCtrl + VPlaces the content of the clipboard at the insertion point.CutCtrl + XRemoves the selection from the document and place it on the clipboard.Download Solution PDFShare on Whatsapp