13. The Leone Company used to make designer underwear in red, white, and blue to stock. In response to many customer requests, it now offers them with or without three colors of exotic decals

(black, green, and orange) and with or without four colors of sequins (white, brown, black, and gold). If 10 units of safety stock are kept for each end item, measure the increase in safety stock from the new product offerings. Customers require next-day delivery. Manufacturing lead time is one week.