Answer :
Answer:
evolutionary psychology
Explanation:
Evolutionary psychology -
It refers to the theory , according to which the social and environmental are influenced by the process of evolution , is referred to as evolutionary psychology .
Evolution with time is very important in this field of psychology .
The study varies or alters as the evaluation process takes place .
Hence , from the given scenario of the question ,
As the people gets addicted and used to more sugars and fat , the issue of obesity arises , but in previous times there were no access to harmful fats and sugar , and hence people were less prone to any case of obesity .
The correct term is evolutionary psychology .