Skip, age $40,$ is married with two daughters. His primary goals include saving for retirement, paying down the mortgage on his new home, managing his risks, and education funding for his daughters. Which phase$($s$)$ of the life cycle approach is Skip most likely in$?$ a$.$ Asset Accumulation Phase only. b$.$ Asset Accumulation and Conservation$/$Risk Management Phases. c$.$ Conservation$/$Risk Management Phase only. d$.$ Conservation$/$Risk Management and Distribution$/$Gifting Phases.