Which of the following cost-saving actions can potentially result in a company gaining a sustainable cost advantage over rivals because the actions to cut costs cannot be detected from the information in either the FIR or the Comparative Competitive Efforts section of the CIR? Actions to underspend rivals on retailer support Actions to produce footwear in geographic regions where the company can readily achieve low total production costs per pair and/or low branded costs per pair sold Actions to keep marketing expenses per branded pair sold in the Wholesale segment at or near the industry low Actions to deliver orders for branded footwear to footwear retailers at the lowest feasible cost Actions to try to produce branded footwear for any given S/Q rating at lower costs than rivals also producing branded footwear at the same (nearly so) S/Q rating-perhaps because it implemented production improvement option C or because it discovered a lower cost combination for achieving a given S/Q rating