Use the Following Figure to Answer the Question : Figure

Multiple Choice

Use the following figure to answer the question : Figure 18-2 :
shows the demand and supply curves of labor.A per-unit tax imposed on the wage income of the employees shifts the supply curve of labor upward.
-According to Figure 18-2,the proportion of the per-unit tax paid by the employers is:

A) OA/OB.
B) AB/AC.
C) BC/AC.
D) BC/AB.