Proactive. — creating or controlling a situation by causing something to happen rather than responding to it after it has happened.
A n environmental stressor could be;
the weather, too hot, say a heatwave, which can cause heat stroke, dehydration etc, or too cold, where vulnerable people may freeze to death, or develop frost bite etc.
So, some characteristic part of where we live which may, under certain conditions cause difficulty for us or some other living being.
The first step of drug addiction treatment is to gather patient information - b.
This is also called an anamnesis where we gather general information about a patient and which helps us determine very basic characteristics on how we would proceed with our drug addiction treatment.