The common designation of age 65 as the beginning of old age is based largely on
A) the average age of retirement in the United States.
B) the individual aging process that lowers productivity after age 65.
C) historical custom.
D) the proportion of people alive past that age.

Question

Quizplus · Accepted Answer

The designation of age 65 as the beginning of old age is primarily based on historical custom, rather than on biological or economic factors. This age was originally chosen as the retirement age for early pension plans and has since become a standard reference point for old age.

The Common Designation of Age 65 as the Beginning of Old