The change in late 19th-century French society that is reflected in the painting by Auguste Renoir is C) The middle class was growing and had more leisure time.
The painting by Renoir, titled "Luncheon of the Boating Party," shows a group of well-dressed people enjoying a leisurely afternoon at a café along the Seine River. This scene depicts the growing leisure culture of the middle class in late 19th-century France. As the middle class grew in numbers and prosperity, they had more free time and disposable income to spend on leisure activities such as dining out, attending concerts, and visiting parks.
The people in the painting are dressed in fashionable clothing and are surrounded by a beautiful landscape, which suggests that they are enjoying their newfound wealth and status. The painting also reflects the changing attitudes towards leisure time in late 19th-century France, as people began to view leisure as a necessary part of life and not just a luxury reserved for the wealthy.
In summary, the painting by Renoir reflects the change in late 19th-century French society, where the growing middle class had more leisure time and disposable income to spend on leisure activities.