Regarding the Transition to Adulthood, Which of the Following Statements

Multiple Choice

Regarding the transition to adulthood, which of the following statements is/are TRUE?

A) Sociocultural factors play a role in defining when we stop being children or become adults.
B) Western industrialized societies, like the United States and Canada, are becoming increasingly tolerant of this period of extended adolescence.
C) In less affluent countries and in poorer parts of America, most adolescents continue to "become adults" at much younger ages.
D) All of these statements are true.