Please help it’s for education

Which is not among the style choices a writer would use, if he or she is trying to establish a formal writing style/

Constructed response paragraph: in the short story, the author describes her life during her “day away” but provides few details about her “normal” life. using information from the text, write a short story that describes events that precede the story above. as you detail the author’s daily routine before her “day away,” be sure your narrative establishes the story’s setting, first-person point of view, and primary conflict.

Read the excerpt from”do not go gentle into that good night” which statement best describes the effect of the refrains in this excerpt?