What is the relationship between cognizant and public company in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

We have our guidance throughout our history as a public company been fairly prudent and our forward-looking usage and implicit net retention and we're particularly cognizant of that given COVID, most of our guidance has conservative assumptions in that and we continue to do that.

Answer: legal_form