For March, sales revenue is $1,000,000; sales commissions are 5% of sales; the sales manager's salary is $80,000; advertising expenses are $65,000; shipping expenses total 1% of sales; and miscellaneous selling expenses are $2,100 plus 1% of sales. Total selling expenses for the month of March are Op. $142,100 Ob. $217,300 Oc. $205,000 Od. $207,300