Kayla Wants to Rent an Apartment from QualityLiving,Inc

Kayla wants to rent an apartment from QualityLiving,Inc.The QualityLiving agent knows that many of the QualityLiving apartments have leaky roofs.When Kayla asks the QualityLiving agent if roof of the apartment ever leaks,the agent assures her that there have never been any leaks in any of the apartments.When Kayla moves in,she discovers a large leak in the kitchen and water stains on all the ceilings.Kayla

A) can rescind the contract on the ground of unilateral mistake.
B) can rescind the contract on the ground of misrepresentation.
C) can rescind the contract on the ground of bilateral mistake.
D) was not defrauded.