1. Which of the following is a stimulant?
a) LSD b) caffeine c) alcohol d) opiates/opium

2. condition in which an active person undergoes frequent REM sleep cycles (this is not the exact statement though) :
I don't remember other options but the answer was Narcolepsy

3. which of the following distinguishes psychology from the like disciplines (sth like that) :
it uses scientific method

4. Which of the following is characterized by hallucination, confusion etc:
delirium tremens, advanced alcoholism, alc-withdrawal,