Repeated drug use and/or alcohol use after a period of improvement from substance abuse is called

Repeated drug use and/or alcohol use after a period of improvement from substance abuse is called ___relapse.

Explanation:

Relapse is basically backsliding or getting worse after a period of great improvement. Mostly among drug addiction patients going back to drugs after abstaining from it for a while.

Relapse

Explanation:

The definition of relapse is "a deterioration after a period of (temporary) improvement". This can be used to relate to a medical injury, either physical or mental, or even in the event of addiction.

If someone starts drinking alcohol after doing well and abstaining from alcohol consumption for a few months, they are said to have relapsed. The same thing can be said for drug abuse.

It is also used for medical trauma, for example if someone hurts their leg during rehab, and has to have another operation to fix it, they are said to have relapsed.

your answer will be a. sorry if im wrong: )