Final answer:
The purpose of Judith Mackenzie's book 'Open Heart' is to explore themes of love, self-assertion, and freedom through the story of Mrs. Mallard.
Step-by-step explanation:
Judith Mackenzie wrote the book 'Open Heart'. The purpose of the book is to explore the themes of love, self-assertion, and freedom. The main character, Mrs. Mallard, experiences a mix of emotions when she learns of her husband's death and realizes that she is now free to live for herself. The story also raises questions about the view of marriage and the role of women. Overall, 'Open Heart' delves into the complexities of human emotions and desires.