Mark Tells Leslie That His Sweeper Has a Four-Stage Allergen

Mark tells Leslie that his sweeper has a four-stage allergen filtration system because he was told that when he bought it. Leslie buys the sweeper from Mark, but it does not have the four-stage allergen filtration system. Is Mark liable for breach of warranty?

A) No, because he did not know his statement was false.
B) No, because he did not promise her that the sweeper would filter virtually all allergens because of the four stages.
C) Yes, because the statement was false.
D) Yes, because Mark was not acting in good faith.