Sven Svenson, a professional wrestler, who weighs 280 pounds,goes to Grutz's furniture store to buy a desk chair.He asks a clerk for a chair that will fit his size person.The clerk hands him a pamphlet from Zackary chairs which claims their chairs are stronger and tougher than the average chair.Sven buys this chair and is injured when a strut in the chair breaks.Assume that a normal desk chair will support at least 300 pound.

Under what warrantytheoriescan Sven sue?Fully explain each theory.