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Morrisey & Brown, Ltd, of Sydney is a merchandising company that is the sole distributor of a product that is increasing in popularity among Australian consumers. The company's income statements for the three most recent months follow Morrisey & Brown, Ltd Income Statements For the Three Months Ended September 30 JulyAugust eptember 5,000 Sales in units 4,000 4,500 Sales Cost of goods sold Gross margin Selling and administrative expenses $400,000 240,000 $450,000 270,000 0$450 000 $500000 300,000 160,000 180,000 200,000 Advertising expense Shipping expense Salaries and commissions Insurance expense Depreciation expense 21,000 34,000 78,000 6,000 15,000 21,000 36,000 84,000 6,000 15,000 21,000 38,000 90,000 6,000 15,000 Total selling and administrative expenses 154,000 162,000 170,000 Net operating income 6,000 18,000 30,000 Required: 1. identify each of the company's expenses (including cost of goods sold) as either variable, fixed, or mixed Expenses Classification Cost of goods sold Advertising expense Shipping expense Salaries and commissions Insurance expense Depreciation expense