a. Fill in the \"Total Labor Cost" and \"Marginal Resource Cost" columns in the table below. Stephanie's Resource Costs o s o 1 10 $ 10 2 20 10 3 30 10 4 40 10 5 50 10 6 60 10 7 70 10 b. Graph the marginal resource cost of labor (MRC) for Stephanie's business. Instructions: Use the tool provided "MRC" to plot the line point by point, starting from 1 worker up to 7 workers (7 points total). Marginal Resource Cost Wage Rate (dollars per hour) $12 Tools $10 / MRC $8 $6 $4 $2 0 0 Quantity of Labor (workers)