Dion Keeps Having Nightmares and Flashbacks About His Time in the Military.His

Multiple Choice

Dion keeps having nightmares and flashbacks about his time in the military.His chronic anxiety is most likely due to which disorder?

A) attention-deficit/hyperactivity disorder (ADHD)
B) obsessive-compulsive disorder (OCD)
C) posttraumatic stress disorder (PTSD)
D) attention deficit disorder (ADD)