Answer:
ancient Mesopotamia was built by mostly Mesopotamian Semites. Pre islamic “Arabs” (i.e: shortly before Islam) are a mix of different Semitic people from Mesopotamia, Levant, and Yaman. A Semites group from Levant imposed Arabic (or Proto-Arabic) language on this mixed group of Semites. Then this mixed group of Semites, who were partly Mesopotamian Semites, mixed with the Mesopotamian Semites after Islam
Step-by-step explanation: