How does the use of repetition affect the narrator’s tone in this passage?

It creates a dark and mysterious tone.
It creates a playful and caring tone.
It creates a serious and academic tone.
It creates a sarcastic and humorous ton

In free the children why does the author provide a first-hand account of visiting a brick kiln? to emphasize how factory conditions have improvedto show a group of people wno iqbal escapeto emphasize the homic conditions of debt slaveryto show the place where iqbal was forced to work