3. A computer hardware firm sells both laptop computers and printers. It has a large inventory of laptops and printers that it wants to sell, so it has no variable production cost. Through the magic of focus groups, their pricing team determines that they have an equal number of 4 types of customers, and that these customer's reservation prices are Laptop Printer Bundle Customer Type A $900 $300 $1200 Customer Type B $700 $700 $1400 Customer Type C $1200 $200 $1400 Customer Type D $500 $1000 $1500 What is the best pricing strategy for this firm? Selling each product separately, pure bundling or mixed bundling? Prove your answer with numbers.