Which of the Following Statements Accurately Explains the Recent Appearance

Which of the following statements accurately explains the recent appearance of the emerging adulthood transitional period?

A) Entry-level positions in many fields require more education than in the past.
B) Wealthy nations with longer-lived populations have a pressing need for young people's labor.
C) A minority of young people seek higher education and delay financial independence.
D) Many aspects of the life course are socially structured,with little room for choice.