Which product attribute is defined as one whose lack of functionality decreases satisfaction and presence of functionality increases satisfaction?

Over the past 10 years, Cisco Systems has drastically reduced its number of suppliers and aligned itself more closely with its remaining suppliers for each of its product-based teams

How might this have helped Cisco improve its new-offering realization process?

A retailer uses a 20-unit reorder point based on assuming a 3-day lead time, a 5-day usage rate, and a 5-unit safety stock. In how many days will a stockout occur if the lead time becomes 7 days and the usage rate continues at 5 units per day?

a. 0 b. 2 c. 3 d. 4