Betty Boulder is the owner/operator of a tanning salon. She is considering four price levels for a weekly tanning pass. Her estimate of price and quantity demanded are: Price Quantity Demanded $14.00 310 $12.00 380 $10.00 420 $7.00 530 Monthly costs of providing the tanning service include $2,500 of fixed costs and variable costs of $2.50 per service. Which price will yield the largest monthly profit? A.) $10.00 B.) $14.00 C.) $7.00 D.) $12.00 Please show work. Thank you