Train Time lines 47 to 57 what time period does the flashback refer to

Can someone me with these questions ?

Mis padres y yo vivimos en una casa grande. ayudamos a un grupo de estudiantes de costa rica que en miami. vivimos vivo vive viven

Based on the text, what is a similarity among the schools in colombia and spain? private schools require uniforms. directors decide the school attire. there are three types of school uniforms. girls can choose to wear pants or skirts.