How do the structures in Inspector calls function?

The structures in "Inspector Calls" by J.B. Priestley serve several important functions in the play.

1. The chronological structure: The play is structured in a linear, chronological timeline, with events unfolding in a sequential order. This structure helps to build tension and suspense as the audience follows the events leading up to and following Eva Smith's suicide. It also allows for the gradual revelation of information and the development of characters and their relationships.

2. The three-act structure: The play is divided into three acts, each focusing on a different phase of the investigation into Eva Smith's death. This structure helps to create a sense of progression and development in the story, as well as providing distinct narrative arcs within the play.

3. The cyclical structure: The play has a cyclical structure, with the characters repeating the same mistakes and behaviors that led to Eva Smith's death. This structure reinforces the play's theme of social responsibility and the interconnectedness of individuals in society.

4. The inspector's interrogation structure: The structure of the inspector's interrogation of the characters helps to drive the plot forward and uncover the truth behind Eva Smith's death. The inspector's questioning is methodical and relentless, leading to the characters gradually revealing their secrets and culpability in Eva's death.

Overall, the structures in "Inspector Calls" function to create a cohesive and engaging narrative that explores themes of social responsibility, class division, and the consequences of individual actions.