The value of marginal product of labor (VMPL) is given by the marginal product of labor times the price of the firm's output. the firm's additional profit from hiring another worker. the contribution of an additional worker to a firm's revenues. oo m A and C only. Complete the following table. Assume that the selling price of the firm's output is $8 per unit. Workers Marginal Employed Product VMPL 1 24 s 20 s | 2 3 16 $128 4 5 12 s | 8 s | When the firm's VMPL is plotted in a diagram with the quantity of labor measured along the horizontal axis, the resulting curve will be downward-sloping | and constitutes the firm's |demand curve for labor |