Which of the following is true about immigration ?

1) immigrants are only allowed to enter countries if their hometown is overly populated
2) immigrants are not allowed to enter developed nations
3) immigrants come from variety of countries
4) immigration has greatly slowed in the past 100 years

3. Immigrants come from a variety of different countries

3 is true the others are not because think about it over populated any immigrant can come to the united state to start over and the united state is a develop nation and immigrant haven't slowed in past 100 years because of you think about the Ellis island was used served the processing immigrant that were not over 11 million arrival in the United State.