Integrated pest management requires select one:

a. a complete genetic make-up of pests.
b. a complete knowledge of the pest's life history.
c. extensive application of pesticides.
d. all of these are correct.

Option B

Explanation:

Integrated pest management is a method to control the pest through some common sense practices.  

In this method, in depth study of pest’s life cycle along with interaction of pest with the environment must be done. This knowledge is then combined with the available knowledge of pest control methodologies in order to deal with pests in a most economically and  environment friendly way.  

Hence, option B is correct