Final answer:
The diagnostic label that most closely approximates the lay term 'addiction' is substance dependence (option b). Dependence refers to the condition in which stopping use of a substance such as a psychoactive drug produces physical and/or psychological symptoms. It occurs when a drug user requires more and more of a given drug in order to experience the same effects.
Step-by-step explanation:
The diagnostic label that most closely approximates the lay term "addiction" is substance dependence (option b).
Dependence refers to the condition in which stopping use of a substance such as a psychoactive drug produces physical and/or psychological symptoms. It occurs when a drug user requires more and more of a given drug in order to experience the same effects. It is often associated with both physical and psychological addiction.
In the context of the question, substance misuse refers to using a substance incorrectly or in an inappropriate manner. Substance abuse refers to using a substance in a way that is harmful or dangerous. Substance use, on the other hand, can refer to any type of use, whether it is appropriate or not.