Barney Buyer purchased a lawn mower from Sam Seller for $800. Sam told Barney that the lawn mower was brand new and the best one money could buy. Subsequently, the lawn mower broke and when Barney had it fixed, he learned that the lawn mower had been refurbished. Barney sued Sam. Barney should allege which of the following causes of action to prevail against Sam? breach of implied warranty of infringement negligence fraud breach of implied warranty of title strict tort liability breach of implied warranty against encumbrances