Tell this story island." There it was finally. Our island. Our very own island, it looked beautiful above
waves of fog, but there was still one question to be answered:why had they sold it to us for only five
dollars?"

The use of an omniscient third-person narrator enables Chopin to tell a complete story that's not limited to the protagonist's point of view. This is key because the opening of the story begins with us readers knowing something Mrs. Mallard doesn't, and because the story ends after Mrs. Mallard has already died.