Which Statement About Happiness and Wealth Is True

Which statement about happiness and wealth is true?

A) In affluent countries,where most can afford life's necessities,affluence doesn't matter anymore.
B) People who win lotteries experience a permanent increase in overall happiness.
C) As the United States has become more affluent,its citizens have also become happier.
D) Compared to financial satisfaction,having one's psychological needs met better predicts positive,happy feelings.