A competitive rm's cost of producing q units of output is C = 18 + 44:; + q2. Its corresponding marginal cost a. The rm faces a market price p = $24. Create a spreadsheet with q = 0, 1, 2, . . ., 15, where the columns MC, and prot. Determine the prot-maximizing output for the rm and the corresponding prot. Should level of output or should it shut down? Explain. b. Suppose the competitive price declines to p = $12. Repeat the calculations of part a. Should the rm shu