Which choice correctly identifies a legal opioid and an illegal opioid?

A) A legal opioid is marijuana while an illegal opioid is codeine,

B) A legal opioid is morphine while an illegal opioid is heroin.

C) A legal opioid is oxycodone while an illegal opioid is steroids

D) A legal opioid is ibuprofen while an illegal opioid is crystal meth​