76. The largest source of international migrants to the U. S. over the past 200 years has been from two countries. They are: China and India
Vietnam and Philippines
Germany and Mexico
France and United Kingdom
Brazil and Cuba

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.  

answer; archaeologists;

answer; gender,race,age,/// (d) all of these;

answer; many cognitive abilities emerge earlier in children than piaget though;