Gerson Claims That Most of Her Respondents Grew Up at a Time

Gerson claims that most of her respondents grew up at a time when they lived in "nontraditional" family forms before reaching the age of 18. Which of the following is NOT a sign of one of these new "nontraditional" forms of family life, as discussed by Gerson?

A) A large number of them grew up in a household where divorce or parental separation existed.
B) Most of these respondents grew up in households where both parents had to earn a living to meet the economic demands of the family.
C) Many of these respondents were "only children," meaning that they had no siblings.
D) Many of her respondents felt that, if their mother did not work outside the home, it would have been better if she did.