AP HUMAN GEOGRAPHY UNIT 2 TEST What primarily set off large-scale migration flows among European countries during the twentieth century?

a) the ability to establish distinctive political structures
b) the familiar cultural traditions of the host countries
c) the motivation to reach quotas set by individual countries
d) the desire to reunite with family members who migrated previously
e) the removal of migration restrictions

(this is for ed-genuity)

What happens to rock when acid reacts with it?

Select the correct answer.look at this nineteenth-century illustration of london. which explanation best relates this illustration to changes in britain in the 1800s? a.factory workers in cities lost their livelihood because of the lack of housingb.industrialization narrowed the inccome gap between landowners and workers.c.the migration of workers from rural to urban areas resulted in overcrowded citiesd.the spread of railways allowed farmers to sell produce far from where it was grown.

What is the correct order (starting from the surface) of warts layers