Which of the Following Situations Best Represents a Homeostatic Mechanism

Multiple Choice

Which of the following situations best represents a homeostatic mechanism?

A) A person who becomes very nervous begins to sweat profusely.
B) After going outside on a hot day,the core body temperature increases.
C) Increasing the size of fast-food restaurant portions causes body weight to increase.
D) After eating a large batch of salty popcorn,levels of salt in the urine increase.
E) As age increases,the amount of calcium in bones tends to decrease.