The Client Says to the Nurse, My Doctor Said My

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) "Why do you ask about becoming an addict? Not many of our clients have asked this question."
B) "Are you concerned about becoming an addict? We can discuss this in more detail it you would like to."
C) "You are not an addict; the Controlled Drugs and Substance Act (CDSA) and the Narcotic Control Regulations (NCR) restricts the use of drugs with a high potential for abuse."
D) "You are not an addict, but the Controlled Drugs and Substance Act (CDSA) and the Narcotic Control Regulations (NCR) will monitor you for this."