Which of the following is an example of homeostasis?

Which of the following is an example of homeostasis? Explain your answer. - Choose only ONE

A) During a time of high stress, Justin's heart races, his muscles tense, and he feels sweat dripping down

his forehead.

B) Sick with the flu, Alison's body temperature rises to fever levels.

C) Boris doesn't drink very much water one day. To compensate, his kidneys remove less fluid from his

blood, and produce less urine than normal.

D) As Grace races up the ten flights of stairs to her apartment, the muscle cells in her legs produce

excess lactic acid, causing a burning sensation in her legs.