For February, sales revenue is $635,000, sales commissions are 6% of sales, the sales manager's salary is $88,900, advertising expenses are $89,300, shipping expenses total 1% of sale, and miscellaneous selling expenses are $2,700 plus 1/2 of 1% of sales. Total selling expenses for the month of February are 1+5180,400 b 5225,525 c. 5225,350 d 5219,000