Katrina purchases 3 theater tickets. The cost of each ticket is $19.50. The theater charges a $7.50 fee per order for shipping and handling. Katrina uses a discount code to save $5 on her entire order of 3 tickets. What is the final cost of Katrina’s purchase? A. $58.50 B. $61.00 C. $66.00 D. $71.00