C, Charles de Gaulle was not part of the big three. Poor fella kinda got left out lol. Hope this helps :)
It kept the church from gaining to much power and the govt from gaining too much power it went both ways to cause neutral power between the two.
<span> standardized weights and measures, seal carving, and metallurgy with copper, bronze, lead, and tin.the Indus script, and as a result. Indus River Valley Civilization’s institutions and systems of governance.</span>
University of al-Qarawiyyin in Morocco
Language helped the Islamic empire to unite under the Abbasid Dynasty, which was the Arabic Language. It was easier to communicate and understand each other by speaking one language and having one religion (belief.) The correct answer is (c.) Arabic Language.