Which of the following is true of migration?
A) One-quarter of the migrants in the United States are unauthorized.
B) By 2050, the total number of international migrants is expected to come down by half.
C) People who move into a country are called emigrants.
D) Mexico has the highest percentage of the world's migrants.
E) The United States has less than 5 percent of the world's migrants.
Question 2
Which of the following is true of the total fertility rate (TFR)?
A) TFRs are lower in the least developed nations than in developed nations.
B) TFRs below 1.8 mean that a country's population is increasing and getting younger.
C) TFRs below 2.1 mean that a country's population is decreasing and getting older.
D) High TFRs indicate increased difficulty in supporting the older population.
E) The higher the TFRs, the greater is the stability of a population.
When the United States gets stuck over a controversial issue—usually something a divided Congress ca
Great English Migration, 1630–1650
The United States and Its Territories, 1787–1802
Which is TRUE about the alternation of generations cycle that is diagramed above?
Incidence of acute hepatitis B in the United States, 1980–2008.
Guide to Major Massage Therapy Organizations in the United States*