3. (Module 71) Melanie's Bells produces cowbells in a perfectly competitive output market and employs skilled bell-makers in a perfectly competitive labor market. Both markets are free of government policy. The market price of a cowbell is $20 and the market price of labor is $60. Use the data in the table below. a. What shape does the supply of labor facing Melanie's Bells take? Explain. b. Compute the marginal revenue product (MRPL) of the third worker. Quantity of Bell-makers Quantity of Cowbells Produced Employed (L) (Q) 0 0 10 19 27 34 40 45 49 52 54 c. If Melanie hires bell-makers to maximize her profits, how many will she hire? Explain your reasoning. d. Assuming both input and output markets remain competitive and free of government policy, what would have to occur for Melanie to employ fewer bell-makers than the quantity you found in part (c)? (6 points)