Ruth has weighed 130 pounds all her adult life.During her pregnancy,she gained 25 pounds. After having her baby,Ruth's weight returned naturally to 130 pounds.For Ruth,130 pounds
Is a(n) ________,and her body went back to it through the process of ________.

A) optimal weight;equilibrium
B) set point;equilibrium
C) set point;homeostasis
D) optimal weight;homeostasis

Set Point

A theory suggesting that the body maintains its weight and energy reserve at a particular level, which is predetermined by genetics.

Homeostasis

The tendency of a biological system to maintain stable internal conditions despite external changes.

Optimal Weight

Optimal Weight refers to an individual's weight considered ideal for health and well-being, taking into account factors like height, age, muscle-fat ratio, and bone density.