For the first time in U.S. history, people over 50 years old make up the majority of the incarcerated population. Which of the following is not a reason for this development?
A. The mass incarceration programs of the 1980s and 1990s
B. The overall aging of the U.S population
C. Increasing life expectancies of the Baby Boom generation.
D. Increasing incidences and prosecutions of insurance and similar crimes by older people.