How has the distribution of the population changed in the 20th century?

Only in the second half of 20th century did population growth in the region gain momentum. The total population increased from around 100 million in 1950 to around 380 million in 2000 — an addition of 280 million people in 50 years. During this period the population of the MENA region increased 3.7 times, more than any other major world region

Explanation:

a. the moon was locked into orbit by the earths gravity as it was passing by and capture hypothesis i think