Which among the following are true about Michel Foucault's geneology of power?

A. Foucault is concerned with how people govern themselves and others through production of knowledge.

B. He supported the hierarchization of knowledge because the highest ranking forms of knowledge have the greatest power.

C. He is interested in technologies that are derived from knowledge and how they are used by various institutions to exert power over people.

D. Although Foucault saw link between knowledge and power, he did not see conspiracy by elite members of society.

Choose the correct answer from the options given below: