Explain how an increase in human capital changes labor productivity. Do diminishing returns arise? Provide an example of an increase in human capital. ) An increase in human capital labor productivity and the diminishing returns to capital. (O A. increases; sometimes eliminates and sometimes does not eliminate () B. decreases; does not eliminate () C. decreases; eliminates (O D. increases; does not eliminate (O E. increases; eliminates This question: 4 point(s) Submit test possible Real GDP per hour of labor (2012 dollars) 0 40 80 120 160 200 240 Capital per hour of labor (2012 dollars)