The text discusses the three mаjоr theоreticаl perspectives used in sоciology. In the discussion of one of these perspectives, there is аn example of how it would interpret the Hindu prohibition against the slaughtering cows by understanding that in the Hindu culture the cows perform two essential tasks: plowing the fields and producing milk. If eating cows were not prohibited, hungry families may kill their only means of cultivation. Which of the following is that theory?