Which Is the Best Explanation for the Increased Productivity of Workers

Multiple Choice

Which is the best explanation for the increased productivity of workers since 1929?

A) The number of jobs created in the organized sector was less than that in the unorganized sector.
B) The number of employed people increased by less than five percent.
C) The availability of more and higher-quality human capital and physical capital.
D) The productivity of workers declined over the years.
E) The growth in employment opportunities was slower compared to the growth in population.