Review the events from a passage.

Raj loves his baseball team.
Raj sees that another baseball team has more money.
Raj joins the new team.
Raj is unhappy. He does not enjoy playing for the new team.

Based on these details about Raj, what is the most likely theme?
Sadness is a normal part of life.
Joy comes from having money.
Greed does not lead to happiness.
Happiness cannot be found in a sport.