The Following Figures Show the Demand and Supply of Labor

The following figures show the demand and supply of labor in two different types of labor market. Figure 15.5 In the figures,
D: Demand curve for labor
S: Supply curve of labor
MRP: Marginal revenue product
MFC: Marginal factor cost
In Figure 15.5, the equilibrium wage rate and the level of employment in Market A are _____ and _____ respectively.

A) $8;15 hours.
B) $10;10 hours.
C) $10;20 hours.
D) $12;25 hours.
E) $6;20 hours.