Bay Gallery Owns a Building on Wharf Street

Bay Gallery owns a building on Wharf Street.Bay Gallery purchased a Commercial General Liability Policy with no endorsements.All of the following claims would be covered under the policy EXCEPT

A) An artist sued the gallery for slander after an employee of the gallery said the artist's work looks like it was painted by an intoxicated monkey.
B) A customer is injured when a painting falls from the wall and strikes the customer.
C) A customer is injured after falling on a slippery floor at the gallery.
D) An employee of the gallery accidentally started a fire that caused extensive damage to the building.