The story was set up in an eerie atmosphere.

The correct answer is B. weird.

An eerie atmosphere is one that is strange, unsettling, or even frightening. It is often associated with things that are supernatural or paranormal. For example, a story set in a haunted house would likely have an eerie atmosphere.

The other options are not as well-suited to describe an eerie atmosphere.

• Delightful: This word means pleasant or enjoyable. It would not be used to describe an atmosphere that is strange or unsettling.
• Warm: This word means having a pleasant temperature. It would not be used to describe an atmosphere that is frightening or unsettling.
• Canny: This word means clever or shrewd. It would not be used to describe an atmosphere that is strange or unsettling.