Which Couple Will Face Extra Challenges in Achieving a Successful

Which couple will face extra challenges in achieving a successful transition to married life?

A) Ken,an African-American Baptist,and Eileen,an Asian-American Mormon,who married at age 21
B) Rolf and Louisa,both German Protestants,who married at age 25
C) Hector and Irma,both Mexican-American Catholics,who married at age 30
D) Jeff and Val,both college graduates,who married at age 28