4. According to the תנא קמא of the ברייתא, if the husband is מפר, and before the father hears the נדר, the husband dies: a) the נדר is canceled without the father. b) the father cannot be מפר the נדר. c) the father alone can be מפר the נדר even if she remarries that day. d) the father can only be מפר the נדר alone if she does not remarry on that day