The control of a pest by the introduction of a natural enemy or predator is called

The correct option is C

Biological control

Biological control is a method of controlling pests such as insects, mites, weeds and other plant disease causing agents using other biological organisms. It relies on predation, parasitism, herbivory or other natural mechanisms, For example Bt bacterium is used to target cotton ball worm, Trichoderma harzianum is a fungus that is also used as a fungicide. It is used for foliar application, seed treatment and soil treatment for suppression of various disease causing fungal pathogens