The correct answers are: a low moaning cry from the depth of the recess (option 2), furious vibrations of the chain (option 3), and a succession of loud and shrill screams, bursting suddenly from the throat of the chained form (option 5)
A gruesome atmosphere is one that causes countless horror; is extremely repugnant; horrific, etc. In "The Cask of Amontillado," Montresor, the first-person narrator’s of the story, describes how he took revenge on Fortunato throughout a carnival in Venice. Montresor decoys Fortunato into the catacombs with a cask of amontillado, and then he follows the story burning him alive. We clearly see how this is a gruesome story, and how this phrases above contribuites to make it one.
