"Heatstroke occurs when the body’s internal temperature becomes so elevated that its cooling system begins shutting down."

What purpose does this sentence serve in the essay?

the sample answer on e2020

conflicting values are demonstrated between two different groups in animal farm. first, the farm animals value hard work. this is shown by them working late and working long hours at the request of the pigs. napoleon and the pigs, however, sleep late daily. furthermore, the animals value equality. this differs from the value of napoleon and the other pigs. instead of equality, they value only gaining power and maintaining their own privilege, which is demonstrated by their taking extra milk and sleeping in beds.

the writer needs to avoid using abbreviations and check spelling before sharing.

it was surely an odd creature that one made up by reading the historians first and the poets afterwards a worm winged like an eagle; the spirit of life and elegance and charm,   in a kitchen chopping up suet. but these creatures, monst'r however entertaining to the imagination, hast no existence in fact. what one might doth to bringeth h'r to life wast to bethink poetically and prosaically at one and the same moment,   thus keeping in toucheth with fact—that the lady is mrs martin, ag'd thirty-six, did dress in blue, wearing a black coxcomb and brown shoeth; but not losing sight of fiction eith'r—that the lady is a vessel in which all s'rts of spirits and f'rces art coursing and flashing p'rpetually. the moment, howev'r, yond one tries this method with the elizabethan mistress, one brancheth of illumination fails; one is did hold up by the scarcity of facts.   one knoweth nothing detailed, nothing p'rfectly true and substantial about h'r.   hist'ry scarcely mentions h'r.   and i did turn to professeth'r trevelyan again to seeth what hist'ry meanteth to that gent.   i hath found by looking at his chapt'r headings yond t meanteth.