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Aging populations can be a problem for developed countries because a) there are fewer younger workers coming into the workforce. b) most older workers demand top-level pay and full benefits. c) many older people are skilled in manufacturing, not technology. d) younger workers cannot find jobs when older people work longer.

During world war 11 how did the policy of internment affect people of japanese descent in the united states

Between 1870 and 1916, approximately how many immigrants came to the united states? 10 million 25 million 75 million 125 million