Part a: which of the following best identifies the central idea of the article?

a
incarcerated veterans have an advantage over other inmates, since life in prison demands many of the same skills as wartime combat.
b
the harshness and cruelty of many high-ranking army officials often leaves military trainees scarred and unable to lead normal lives.
c
institutional support is often lacking for veterans with mental health issues, which can lead to legal trouble and make the transition to civilian life even more difficult.
d
the most effective way to rehabilitate an incarcerated veteran is by showing clemency and demonstrating faith in them.