Which Statement Is True About Psychological Well-Being in Midlife

Which statement is true about psychological well-being in midlife?

A) High life adversity is strongly associated with favorable psychological well-being in middle adulthood.
B) The role of marriage in mental health increases with age, becoming a powerful predictor by late midlife.
C) While exercise is personally gratifying, the social side of going to the gym is linked to poorer mental health.
D) As role involvement increases, both men and women report less positive emotion and environmental mastery.