As the Proportion of the Elderly Has Increased in Society

As the proportion of the elderly has increased in society, their needs have stimulated the development of medical technologies to treat Alzheimer's disease. This example illustrates how:

A) social change inhibits technological development.
B) technology reinvents society.
C) technology can transform existing technologies.
D) technology leads to social change.
E) social change results in the development of new technology.