What Is the Meaning of Following Term

What is the meaning of following term:
-Displaced person

A) Someone who goes to a foreign country to become a permanent resident.
B) Occurs when there is a strong decline in the population growth rate.
C) An effort to modernize rural Chinese industries through technological innovations.
D) A migrant who lives outside of his or her country but is unable or unwilling to return because of persecution.
E) Allowed Mexican workers to temporarily migrate to the United States.
F) A major cause of migration; occurs when land is taken by large agro-export companies.
G) Someone who has been forced to leave his or her home because of violence, conflict, persecution, or natural disaster but has NOT crossed an international border.
H) A person who moves from one country or area to another country or location.
I) An American initiative that rounded up and deported Mexican workers.
J) French policy allowing residents of French colonies to migrate freely to France.
K) Cities such as New York and Chicago that enable immigrants to blend in and become low-wage workers.
L) The act of evicting those who are hostile to the government.
M) The movement of people from one area to another because of a seasonal demand for labor.
N) A systematic effort to destroy everything that challenged communism in China.
O) Extreme population growth that threatens resources and causes overcrowding.