Will the fourth-grade boys tell jokes in the study tour bus be very publicity?

Boys in the fourth grade of primary school are lively and active, and they can tell jokes in the driving class, which shows that children are more confident and expressive, which is a good thing for children.

Openness is a matter of opening secrets. When used to describe a person's character, it is a neutral derogatory term, which can be extended to mean arrogant and frivolous. The antonym of publicity is introversion.