Zack's Sub Shop advertises a new company policy. If a consumer can show that another sandwich shop in the area sells cheesesteaks for a lower price, Zack's will sell that customer the cheesesteak at that low price. For all other consumers, Zack's charges them a higher price. Which strategy is Zack's engaging in?
a) Brand Loyalty
b) Cross Subsidies
c) Price Matching
d) Randomized Pricing