How are total selling expenses calculated?

For February, sales revenue is $572,000, sales commissions are 6% of sales, the sales manager's salary is $95,000, advertising expenses are $81,300, shipping expenses total 1% of sale, and miscellaneous selling expenses are $2,500 plus 1/2 of 1% of sales. Total selling expenses for the month of February are

a.$221,700

b.$213,120

c.$218,840

d.$178,800