Which of the following explains the major effect of migration flow to Southwest Asia from other regions in Asia? a)Students migrate to attend school in the region, increasing the technology labor force.

b)Women and children migrate to reunify with male relatives living in the region, forming permanent urban settlements.

c)People with chronic illnesses travel as medical tourists to obtain medical care, growing the health care industry.

d)Guest workers migrate to the region for jobs in construction and the oil fields, increasing the volume of exports from the region.

e)Older adults migrate to areas with warmer climates after retiring from their jobs, growing the service industry.