| 答案和详解如下: Q4. Given the following information for a country, what is the labor force participation rate? | Total civilian population 16 and over | 210 |  | Those not in the labor force | 50 |  | Unemployed | 8 |  | Employed | 152 | 
 A)   72%. B)   95%. C)   76%. Correct answer is C) Labor force participation rate = (# of persons 16 or older who are employed or seeking employment) / (civilian population 16 or older)Labor force participation rate = (8 + 152) / 210 = 76%.
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