ASAP PLEASE !! which sentence provides the best analysis of a story’s setting?

a. mrs. wolsey is rarely surprised by the antics of the gentlemen in her life, so her reaction to mr. swanson is out of character for her.
b. one evening, mrs. wolsey happens upon mr. swanson standing next to a vegetable cart and is shocked that he has forgotten his hat.
c. given that the story was written during the late victorian period, mrs. wolsey is justified in her surprise that mr. swanson is hatless.
d. although not a requirement, wearing a hat in public in the late 19th century was considered the bare minimum of etiquette.