Among the topics studied by gerontologists for the young-old, ages 65–74, adjustment to retirement is one of the most important developmental issues. select the best answer from the choices provided t f user: individuals 65 and over are placed into three groups which are called the
a. young-old, middle-old, and old-old.
c. old, older, oldest.
b. old, old-old, and oldest.
d. none of the above