D. A person who is not allowed to be creative can become distressed.
A theme is the author's main idea or message. In the story, the woman is treated for a common "condition" seen in women during this time period. Many women were told to get plenty of rest, food, and fresh air. The story shows how the woman descends into madness since she is bored, unchallenged, and stifled by the country living. The other options are simply incorrect.
