Katrina was adopted as a newborn and has never had any contact with her biological parents. according to the trait approach, it would be expected that her personality is most similar to the personalities of her

biological parents

Explanation:

Biological parents -

They are the combination of the male and female species , which gives rise to a baby , is referred to as the biological parents.

The traits of the baby is similar with the traits of the biological parents , as the baby inherits the traits from their parents only.

Hence, from the given scenario of the question,

Katerina's traits are similar to her biological parents not to her adopted parents.

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the invasive species was introduced due to commercial purpouses, as there was a demand for fur clothes and hence, a business opportunity connected to this product. actually, it was when the nutrias scaped, causing harm to the us ecosystems when they acquired the status of invasive species. in this case they have caused an environmental problem, but it could have affected also economic interests or even human health.