How is suspense created in Roald dahls the landlady?

Suspense in Roald Dahl's "The Landlady" is created through elements such as setting, pacing, and characterization. The eerie ambiance of the old, rundown boardinghouse, the slow reveal of information about the landlady, and the increasing tension as the protagonist uncovers unsettling details all contribute to building suspense throughout the story, leading to a chilling climax.