10. Which of the following is correct? a. Women generally have a longer life expectancy than men and combined with generally lower incomes, run a greater risk of not having enough to live on in retirement. b. Women generally have a longer life expectancy than men and combined with generally higher incomes, run a greater risk of not having enough to live on in retirement. C. Men generally have a longer life explactancy than women and combined with generally lower incomes, run a greater risk of not having enough to live on in retirement. d. Men generally have a longer life expectancy than women and combined with generally higher incomes, run a greater risk of not having enough to live on in retirement