Which of the Following Was a Consequence of the Tremendous

Which of the following was a consequence of the tremendous worldwide migrations due to decolonization, war, and famine in the 1980s and 1990s?

A) The decline of national identities in favor of transnational ones that incorporated elements of different cultures
B) A rise in the standard of living in Western countries that accepted migrants because they contributed substantially to the tax base
C) The rejection of Western culture by many immigrants who believed that it had brought about the problems that caused them to flee their homes
D) A rise in the use of computer-based distance education, because the host countries had insufficient numbers of teachers to provide for the needs of the new immigrants