Multiple Choice
Why does needle sharing among drug users often lead to HIV transmission?
A) Psychoactive drugs carry large amounts of the virus.
B) Needles may be contaminated with blood that contains HIV.
C) A drug user's immune system is already weakened.
D) Antiviral medications are ineffective when other drugs are in the bloodstream.
Correct Answer:

Verified
Correct Answer:
Verified
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