Which early people migrated to the fertile crescent?

Question

Which early people migrated to the fertile crescent?

Answer 1

A tall and fair-skinned race of people from the Caucasus Mountains area, the Aryan tribes.

Answer 2

must be the mid-easterners

Answer 3

Actually the pre-historic Ubaids, on which the Sumerian language, later written in cuneiform, is based...

They lived in Mesopotamia before the "Bibical Flood", which covered their villages in 8-10 feet of mud/silt, more than 7,000 years ago...