Because it was harder to travel over moountains.
Answer:
The answer that best fits into this sentence would be "denied the opportunity to obtain"
Explanation:
This is because Melvin Tumin was a firm believer on social stratification. This is a system that classifies people into different groups that depend on their wealth, income, social status and derived power. This makes it extremely difficult for underprivileged kids to achieve their dreams of becoming successful in a certain profession because in order to get to that level they need certain resources and contacts that are only available to higher class groups.
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Libya (/ˈlɪbiə/ (listen); Arabic: ليبيا, romanized: Lībiyā), officially the State of Libya (Arabic: دولة ليبيا, romanized: Dawlat Lībiyā),[7][8][9][10] is a country in the Maghreb region in North Africa bordered by the Mediterranean Sea to the north, Egypt to the east, Sudan to the southeast, Chad to the south, Niger to the southwest, Algeria to the west and Tunisia to the northwest. The sovereign state is made of three historical regions: Tripolitania, Fezzan and Cyrenaica. With an area of almost 700,000 square miles (1.8 million km2), Libya is the fourth largest country in Africa and is the 16th largest country in the world.[11] Libya has the 10th-largest proven oil reserves of any country in the world.[12] The largest city and capital, Tripoli, is located in western Libya and contains over three million of Libya's seven million people.[13]