Answer:
The best answer is A.
Explanation:
A push factor for immigration is an uncomfortable or poor living condition, which causes people to look for new, better places to live in hopes of a new life.
I don't know if this is a multiple choice question or one answer, but if there is two answers C would be the other choice.
I hope this helps
No, as it was not created in the time period that you are studying.
Does this question have any answer choices