The first answer is correct (A).
Between the 8th and 13th centuries the period known as the Islamic Revival or Islamic Golden Age dates. During this period, personalities from the Islamic milieu as traders, academics and engineers made great contributions in various sectors of the region's culture, such as technology, science, philosophy, navigation, literature, arts, etc.
In this context, the introduction of paper was fundamental for the diffusion of knowledge, since it allows to fix the knowledge in manuscripts, besides saving classic works through the translation.
Land and MONEY lies at the heart of conflicts in the Middle East.
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Oftentimes, it would be an "<span>B) aging population" that </span>is not a situation that leads to civil unrest, since this is considered by most to be a natural part of life that is unavoidable.
