Which sentence is an example of a theme? 1. a science teacher grows a garden on the roof of a city building, and he teaches his students the power of finding beauty in an unexpected place

2. holding on to tradition and resisting change can be harmful to society

3. an individual versus society is a common conflict in literature

4. if a character is different from how he or she seems, then other characters might learn a valuable lesson about judging others based on appearance.