A sporting equipment store expects to purchase $7,900 of ski boots in October. The store had $3,900 of ski boots in merchandise inventory at the beginning of October, and expects to have $2,900 of ski boots in merchandise inventory at the end of October to cover part of anticipated November sales. What is the budgeted cost of goods sold for October? A. 7900. B. 10800. C. 11800. D. 6800. E. 8900.