The Abbasid Dynasty was known for building their capital at Jerusalem. focusing on expansion in the West. accepting converts to Islam as equals. being quickly conquered by the Mongols.
The correct answer is "accepting converts to Islam".
They were the first that started creating a universal Islam identity instead of just catering to the needs of Arabs. Many non-arabic persons started speaking Arabic languages and the spread of the Arabian culture had many people convert to Islam.
Answer:
The answer is "accepting converts to Islam as equals."
Explanation: