In "The Circuit," what effect does the narrator's saying that he waited to hear his boss tell him that he was finished working for "twelve hours a day, every day, seven days a week, week after week" have?

AIt helps readers imagine what the setting of the story looks like.

BIt helps readers understand how hard the narrator works and makes them feel sympathy for him.

CIt helps readers recognize the great love that the narrator and his family share.

DIt helps readers accept that the narrator's descriptions of events are not always reliable