premise: Youth in Guatemala are the largest segment of the nation's population. Youth includes individuals between the ages of 15 and 24 Over half of the population is under 19 years old in 2011, the highest proportion of young people of any country in Latin America. The health, education, and work opportunities for young people differ by ethnicity ("ladino" or indigenous) and social class.
hypothesis: even though young people are the most populous demograhic in the country, they do not have the same opportunities
reason: it states that the young population has different opportunities based on ethnicity and social class