What Piece of Advice About Increasing Happiness Would Be Reasonable

Multiple Choice

What piece of advice about increasing happiness would be reasonable in light of research evidence?

A) Stop trying to increase your happiness because happiness is genetically determined.
B) Wait until one reaches the age of 60, when happiness naturally increases.
C) Spend money to give yourself interesting experiences.
D) Avoid caffeine and other stimulants that can lead to mood fluctuations.