Lamont's father has been out of work for more than a year, and, as a result, his parents argue constantly. despite his stressful home environment, lamont is highly engaged in school and maintains a positive attitude. on the other hand, lamont's younger sister, raquel, is prone to fighting at school and her grades are poor. that lamont and raquel are so different despite growing up in the same family provides support for the theories of:

Scarr

Explanation:

Under her theory, Scarr proposes that the major part of variations in intelligence and other differences in individuals finally come from genetics, even though there is no actual genetic basis to confirm this. This is because Scarr thinks that we are the creators of our environment, and this environment results from our inherent characteristics. To explain this, she proposed three main aspects of the theory: gene-environment correlations, the evocation of responses, and choice of environment.

i need more info !

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.