Adolf hitlers final solution 100%
Massive amounts of petrol along the coast of the Arabian sea and inlands attracted many investors. This eventually led to an unprecedent economic boom. :)
Answer: 4.priests and educated people; warriors; merchants; workers
Explanation:
The migration in the 1980's changed by how it increased so dramatically.
Ibn Al-Haytham was a famous muslim scholar whose works spanned many fields. He was a surgeon, doctor, but also a philosopher, mathematician, and astronomer. He was truly a great mind who significantly contributed towards the life we have today.