Good morning!
False.
In fact, the robe dragon was already used since the Sui dynasty in the mid-500s. The Ming continued to use but were not the creators of such clothing, which became the official costume of the emperors.
Ghana, Mali and Songhai adopted Islam as the result of cultural diffusion. Due to the cultural diffusion, the religion of Islam spread in Africa pretty fast and easily. The diversity was not hampered, but it remained. This helped in the trading side of the countries in Africa as well. I hope the answer helped you.
