Research on people 65 years and older has shown that

A) most older people become increasingly fearful of death as they age.
B) most older people experience loss of visual sharpness.
C) the body's disease-fighting immune system gets stronger during late adulthood.
D) most of those older than 65 reside in health care institutions such as nursing homes.

Visual Sharpness

The clarity and detail with which one can perceive visual information, often measured by the ability to discern fine details or slight differences in objects.

Disease-Fighting

Refers to methods or mechanisms that aim to prevent, combat, or eliminate diseases.

Immune System

A complex network of cells, tissues, and organs in the body that works together to defend against disease and infection.