For celebrating family's day, Yes Frills at the Centre Point Mall has a special turkey sale for the first 15 customers, $0.88 for a turkey weighing less than 10 pounds, $1.88 for a turkey weighing between 10 and 20 pounds, and $2.88 for a turkey weighing more than 20 pounds. There will be 8 turkeys weighing less than 10 pounds, 18 turkeys that weighing between 10 pounds and 20 pounds, and 19 turkeys weighing at least 20 pounds available during the sales. What is the probability that a. At least 13 turkeys weighing at least 20 pounds will be sold in this special turkey's sales b. At least 6 turkeys weighing between 10 and 20 pounds, and at least 8 turkeys weighing at least 20 pounds will be sold in this special turkey's sales c. At least 4 turkeys weighing less than 10 pounds, at least 5 turkeys weighing between 10 and 20 pounds, and at least 5 turkeys weighing at least 20 pounds will be sold in this special turkey's sales