Outputs and Costs; Average and Marginal Product of Labor
Which of the following statements about the relationship between average product of labor (APL) and marginal product of labor (MPL) is correct?
A. If MPL > APL, then MPL must increase as labor input increases
B. If MPL < APL, then APL must increase as labor input increases
C. If MPL = APL, then APL must increase as labor input increases
D. If MPL = APL, then APL is at its minimum value
E. If MPL = APL, then APL is at its maximum value