which one of the following depressants is an opioid?
A. Morphine
B. Methadone
C. Heroin
D. Methalqualone
My answer was (D. Methalqualone) and my school Penn Foster said I was incorrect! plz help
A. Morphine
B. Methadone
C. Heroin
D. Methalqualone
My answer was (D. Methalqualone) and my school Penn Foster said I was incorrect! plz help