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Use the table below to answer questions about Christina's Christmas Wreaths. Christina operates in a perfectly competitive market for wreaths. Christina's Costs and Revenue Quantity Average Variable Average Total Marginal Cost Marginal Revenue (wreaths) Cost (dollars) Cost (dollars) (dollars) (dollars) 5 $17.00 $27.00 $20 .00 $30.06 6 15.50 24.00 10.90 30.00 7 15.00 22.00 10.06 30.00 8 15.50 22.00 20.00 30. 00 9 17.25 22.75 30.00 30.00 10 19.50 24.50 40.00 30.00 Instructions: In part a, enter your answer as a whole number. In parts b and c, round your answers to 2 decimal places. a. What is the profit-maximizing level of output for Christina's Christmas Wreaths? 9 wreaths b. What is the profit per unit if the profit-maximizing level of output is produced? $ c. What is the total economic profit generated by producing the profit-maximizing output