The balkans were called the "powder keg of europe" because:
three large empires wanted control of the region.
there were many different competing ethnic groups.
there were significant populations of catholics, eastern orthodox christians, muslims, and jews.
all of the choices are correct.

where is the passage?

can't without the passage.

post the full question.

cultural achievements of the 1920's 2010  

1. cultural achievements and african american achievements in the 1920’s  

2. art and literature charles lindberg flew from ny to paris, france. became national hero; first transatlantic flight.  

3. greenwich village (new york) and the south side (chicago)  many artists, writers, and intellectuals flocked to these areas to share ideas  people lead bohemian, or artistic and unconventional, lifestyles