The Client Says to the Nurse,"My Doctor Said My Drug

The client says to the nurse,"My doctor said my drug is a controlled substance;am I considered an addict?" What is the best response by the nurse?

A) "Are you concerned about becoming an addict? We can discuss this in more detail it you would like to."
B) "You are not an addict;the Drug Enforcement Administration (DEA) restricts the use of drugs with a high potential for abuse."
C) "Why do you ask about becoming an addict? Not many of our clients have asked this question."
D) "You are not an addict,but the Drug Enforcement Administration (DEA) will monitor you for this."