What phrase best support meaning of sea change

Which sentence is an example of objective third person writing that could be found in a scientific essay

Fill in the blanks mommy told the kids, who promised they up their rooms by lunch, that they would go to the park. a would cleanb cleanedc have cleaned

Excerpt from jane eyre charlotte bronte 2 i was glad of it: i never liked long walks, especially on chilly afternoons: dreadful to me was the coming home in the raw twilight, with nipped fingers and toes, and a heart saddened by the chidings of bessie, the nurse, and humbled by the consciousness of my physical inferiority to eliza, john, and georgiana reed.