Methamphetamine, Caffeine, and Cocaine all excite the neural activity and arouse body functions. The correct answer is C.
I’m not sure but I think it’s B
Hallucinations, visions of the past that are somehow related to the trigger, fear. Flashbacks are a symptom of PTSD.
C) Nothing in this world is limited. Especially your knowledge. You can teach an old dog knew tricks. Hope this helps