Who measures the labor force, and how is it defined? multiple choice 1 The U.S. Bureau of Labor Statistics (BLS) measures the labor force as people over 16 years of age who are employed and those who are actively seeking work. The U.S. Bureau of Employment (USBE) measures the labor force as people over 16 years of age who are employed and those who are actively seeking work. The U.S. Labor Commission (USLC) measures the labor force as people over 18 years of age who are employed and those who are actively seeking work. The U.S. Bureau of Labor Statistics (BLS) measures the labor force as people over 18 years of age who are employed and those who are actively seeking work. b. The unemployment rate is defined as multiple choice 2 the proportion of the adult population looking for work. the number of unemployed persons divided by the labor force. the ratio of the number of adults who are working divided by the adult population. the number of adults divided by the labor force. c. If there is an increase in the unemployment rate, the size of the labor force multiple choice 3 could increase or decrease. must