SORU: boşluğa uygun düşen cümleyi bulunuz
A generation ago, Venezuela was one of the richest countries in South America. In appearance it was also ore of the regions with more stable democracies, with power more or less alternating between two parties. ...... . For its prosperity was based solely on a high oil price. Thus, when the oil price crashed in the mid-1980s, Venezuela descended into poverty and political turmoil.