Which of the Following Statements About Emotional Self-Regulation Is True

Which of the following statements about emotional self-regulation is true?

A) Collectivist cultures place less emphasis on socially appropriate emotional behavior than individualistic cultures.
B) Girls get more training than boys in suppressing negative emotions.
C) By the end of the first year, Chinese and Japanese infants smile and cry less than American infants.
D) By the end of the first year, Chinese and Japanese infants smile and cry more than American infants.