Final answer:
Polly's character in 'Neighbor Rosicky' undergoes growth and maturity as she faces challenges and takes on responsibilities.
Step-by-step explanation:
In the short story 'Neighbor Rosicky,' Polly's character development is depicted as a journey of maturity and growth. At the beginning of the story, Polly is portrayed as a naive and sheltered young woman, but as the story progresses, she experiences hardships and challenges that force her to face the world with a more mature perspective. For example, she learns about her husband's health condition and takes on the responsibility of caring for him and their children. This responsibility helps her develop resilience and strength.