Adam Has Been Reading the Research Literature on Positive Psychology

Multiple Choice

Adam has been reading the research literature on positive psychology.He has decided to write a letter of thanks to his grandfather,whom he greatly admires.What should happen after Adam writes and delivers this letter?

A) He will experience an increase in his level of happiness.
B) He will start to engage in downward comparisons.
C) He will experience an increase in testosterone.
D) Activity will increase slightly in his amygdala.