Answer:
The answer is positive reinforcement.
Explanation:
The process of recording all the daily activities helps the patient to create conscience of what he does and how these actions could potentially develop situations where the, in this case, drinking problem could come back. After a time doing it, the person creates this conscience without the need of recording it, and the therapist highlights this fact by allowing the patient to stop recording his daily activities.
The correct answer is A.
Toxins and various pollutants increase in concentration through the food chain in a process called biomagnification. This means that the organisms on the top of the food chain, like the herring gull, have many times greater concentration of toxins than the lower food chain level organisms because they prey on lower food chain level organisms. If a herring gull ears 100 herrings, it will have a 100x times greater concentration of toxins in its body than a herring.
The answer is letter C. The distribution of oak trees in an
area.
Population Ecologist would often measure the number
distribution and density of the area. Trees are often measured by plots or by
hectares. This is to know how many trees are situated in that
area.