Why is Continuous Feedback an essential capability in DevOps?

A.
allows for rapid re-creation of defects in QA environments

B.
provides metrics to stakeholders of the application being delivered, providing input for continuous
improvement

C.
allows users to provide app store ratings in applications

D.
provides a method to collect large of test data from accrual user usage data

Explanation:
https://www.ibm.com/blogs/bluemix/2016/06/free-app-release-and-deploy-for-dummies/