Middle Adulthood Is Referred to as the Sandwich Generation Because

Middle adulthood is referred to as the sandwich generation because:

A) life is so hectic,families rarely have a full meal together.
B) people expect middle-aged adults to be both wise and mature as well as young and energetic.
C) middle-aged adults may have to care for their own adolescent children as well as their aging parents.
D) middle-aged adults are caught in conflict between caring more for the wife's parents or the husband's.