Multiple Choice
Betty has tried to stop using a particular drug permanently, but her attempts have been unsuccessful. When she stops using, she experiences irritability and difficulty concentrating. Even though she has emphysema, a serious physical disorder, she continues to use it. Surprisingly, it is a legal drug. To which drug is Betty probably addicted?
A) caffeine
B) alcohol
C) marijuana
D) nicotine
Correct Answer:

Verified
Correct Answer:
Verified
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