With reference to Europe, the demographic time bomb usually ...

[HCHenry]

With reference to Europe, the demographic time bomb usually refers to
 
  a. the rapid growth of the Muslim population.
  b. the impact of undocumented immigrants from sub-Saharan Africa.
  c. low fertility leading to the demise of the nuclear family.
  d. the rapid aging of the population.

Question 2

Besides Mexico's proximity to the United States, the migration from Mexico to the United States can be explained best by
 
  a. the demographic fit between the two countries.
  b. the deep poverty in Mexico.
  c. the pervasiveness of drug use in the United States.
  d. insufficient border control.

[bd5255]

Answer to Question 1

D

Answer to Question 2

A

[HCHenry]

Excellent

[xiaomengxian]

Gracias!