Pierre, a 32-year-old male, feels terrible. He is sad, tired, and depressed, but he refuses to show it. This is consistent with the:

A) hormone theory.
B) artifact theory.
C) quality-of-life theory.
D) social pressure.

Quality-of-life Theory

A theory that evaluates the general well-being of individuals and societies, emphasizing satisfaction with life, health, and other personal and environmental factors.

Hormone Theory

A concept in biology and medicine that describes the regulatory role hormones play in various bodily functions, such as growth, metabolism, and mood regulation.

Artifact Theory

A concept in psychology that suggests observed phenomena might not reflect natural behavior but instead result from the research method itself.