Riley dies in 2022 leaving her entire $12.5 million estate through her will to her penniless husband, Troy. Troy's estate goes to their children at his death. Troy has terminal cancer with a life expectancy of only 1 to 2 years. The alternative valuation date value of Riley's entire estate is equal to $12,060,000. Select the postmortem technique Riley's executor or Troy should utilize to reduce the overall estate tax liability of both estates:

	Do nothing.
	Elect portability.
	Elect to use the alternate valuation date.
	Disclaim $700,000 and elect to use the alternate valuation date.