2018, a large number of migrants from Afghanistan and Iraq applied for asylum in the European Union. Which of the following is a pull factor that explains this migration?
A) A high rate of natural increase in the Middle East, leading to overpopulation
B) Armed conflict, driving many people from their home regions in the Middle East
C) Drought and food shortages in the Middle East, leading many people to search for food security
D) Immigration reforms and fenced borders around Europe, controlling the flow of migrant workers
E) Economic growth and employment opportunities in Europe, attracting immigrant workers