Answer: "natural resources" .
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Based on the situation given, we can imply that Jenny is most likely suffering from anorexia nervosa. It is an eating disorder that characterises low Body Mass Index, or BMI, which is a function of weight relative to stature which significantly makes the person lose extreme weight, and inflicts a fear of gaining weight to the person.
Answer:
It would clearly be better to use systematic observation with more naturally occurring offending.
One type which lends itself to this approach is shoplifting.
Three well-known observational studies have been carried out in which random samples
of shoppers were followed through stores by security officers and store detectives.
