9. (10 points) The following table shows the demand for florists in at a local flower selling company. Points Wage($) Number of hours A 20 15 8 10 10 8 12 5 14 a. Draw the demand for labor curve. b. Calculate the wage elasticity at the given points and indicate whether the curve is elastic, inelastic, or unit elastic. C. Comment on the change in elasticity along the demand curve