Company XYZ is specialized in producing and selling smart watches. The company currently has two products and is planning to improve it profits in the coming years. The company is thinking of introducing a sales commission to encourage its sales people to make more sales and improve company's profitability. When designing the sales commission the company should base the sales commission on O a. The selling price O b. The color of the product O c The number of employees Od. The contribution margin Oe None of the given answers