Rajiv is a college student who lives in Chicago and does some consulting work for extra cash. At a wage of $40 per hour, he is willing to work 7 hours per week. At $50 per hour, he is willing to work 10 hours per week.

Using the midpoint method, the elasticity of Rajiv's labor supply between the wages of $40 and $50 per hour is approximately 0.07 or 0.63 or1.59 or 28.34 which means that Rajiv's supply of labor over this wage range is elastic or inelastic?