The table below depicts the prices and total costs a local usedbook store faces. The bookstore competes with a number of similar stores, but it capitalizes on its location and the word-ofmouth reputation ot the eel'fee it serves to its customers. Calculate the store's total revenue, total profit1 marginal revenue. and marginal cost at each level of output. beginning with the rst unit (Enter all values rounded to the nearest penny.) Output 0 Immature-L Price per Total Book (5} Cost: {$1 5.75 2.00 5.50 5.25 5.25 7.50 5.00 9.60 4.?5 12.10 4.50 15.50 4.25 19.?5 4.00 24.50 Total Revenue {$1 {I 5.5 10.5 15 19 22.5 25.5 28 Total Prot [5} - 2 0.25 3 5.4- 5.9 5.9 5.75 3.5 Marginal Revenue {5) 5.5 5 4.5 4 3.5 3 2.5 Based on marginal analysis. what is the approximate protmaximizing level of output for this business? D. Marginal Coat {$J 3.25 2.25 2.1 2.5 3.5 4.15 4.?5