Figure 18-10 -Refer to Figure 18-10.Which of the Following Would Shift of Following

Multiple Choice

Figure 18-10

-Refer to Figure 18-10.Which of the following would shift of the labor demand curve from D₁ to D₂?

A) technological progress
B) an increase in the price of firms' output
C) an increase in the supply of a relevant factor of production other than labor
D) All of the above are correct.