：‌Directions: Please match the loyalty programs with their content and fill the blanks with the correspondent numbers.‍‌points programs, 2. spend programs, 3. tiered programs, 4. paid programs, 5.punch programs‍‌‍‌_______ Customers are rewarded a product or service of equal or lesser value free of charge for purchasing a particular product or service with “punches.”‍答案: 517、