They speak Spanish in Bolivia, so that would be besos.
Sucre
Bolivia is a Spanish-speaking country, so you could just say Hola.
The 3 most common languages in Bolivia are Spanish, Quechua, and Aymara. I don't know how say boy in Quechua or Aymara but in Spanish it is Niño (neen-yo)
It is the same, "Bolivia".
It is the same, "Bolivia".
The Bolivians speak Spanish, so I would go with todos/todas.
He/She is from Bolivia
Colombia, Costa Rica, and Bolivia all speak spanish =Colombia, Costa Rica, y Bolivia hablan español.
NO
Over 95% of Bolivia's population speaks Spanish as their primary language.
Because Bolivia was once a colony of Spain.