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 (wreaths) average variable cost (dollars) average total cost (dollars) marginal cost (dollars) marginal revenue (dollars) 5 $17.00 $27.00 $20.00 $30.00 6 15.50 24.00 10.00 30.00 7 15.00 22.00 10.00 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 two decimal places. a. what is the profit-maximizing level of output for christina's christmas wreaths? 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? $