Emily and her brother, Edward, are 40-year-old twins. With regards to Emily's life expectancy, which one of the following statements is true?

	A.	On average, Emily has a lower probability of death than Edward so insurance premiums for Emily will be lower than for Edward.
	B.	On average, Edward and Emily have an equal probability of death so insurance premiums for Edward and Emily will be equal
	C.	On average, Emily has a higher probability of death than Edward so insurance premiums for Emily will be higher than for Edward
	D.	On average, the second-born twin will have a higher probability of death so the underwriter will likely ask for more information.