Why are open standards important when adopting DevOps?

A.
They allow companies to remove all commercial-off-the-shelf (COTS) software across the enterprise.

B.
They allow companies to develop all their applications for free.

C.
They support the goals of interoperability, reduced risk, and flexibility in IT service development.

D.
They support the goals of reduced security exposures, ensures regulatory compliance, and provides
standards every vendor supports.

Explanation:
http://www-03.ibm.com/certify/content/studyguides/study_guide_c5050-300.pdf (Page 69)