Compare two different pricing strategies for retailers in the same industry.Provide3types of pricing strategies are they using at each retailer and provide example like below?

For example:

McDonald's-promotional markdowns;Coupons;odd pricing

Promotional markdown-99Cent Big Mac

Coupons-McDonald's will send out coupons every6months.

Line Pricing:McDonald's"$1$2$3Menu"is exactly as it sounds items are available for$1,$2,or$3.

Five Guy's- Pricing Bundling;Zone Pricing;Dynamic Pricing(Now provide examples)

What retailer do you feel takes an unethical approach to their pricing methods?This is based on your own experience.In your mind they may be or are borderline with their pricing strategies for being illegal or unethical.Support your answer in why you feel this retailer is unethical or illegal in pricing.