HELP PLEASE

Which of the following is not among the 13 competitive factors that determine a particular company's unit sales and market share of branded footwear in a particular geographic region? The average retail price the company is charging for its branded models/styles in the Internet Segment and the average wholesale price the company is charging for its branded models/styles in the Wholesale Segment The frequency with which a company has price-discount sales events (monthly, quarterly, or just a single annual clearance sale) and the length of the warranty against materials defects that the company offers buyers (30 days, 60 days, 90 days, 180 days, 1 year or 2 years) Each company's image rating/brand reputation and the appeal of the celebrities endorsing the company's footwear brand The S/Q rating of each company's brand of athletic footwear in that region and the number of models/styles comprising the company's product line in that region The company's expenditures on brand advertising and search engine advertising