What is the purpose of the blue/green deployment pattern?

What is the purpose of the blue/green deployment pattern?
A . To deploy between an inactive and active environment
B. To ensure no changes happen in production without going through the Continuous Delivery Pipeline
C. To deploy to only some data centers to reduce the deployment risk
D. To decouple deployment from release

View Answer

Answer: A

Explanation:

https://www.scaledagileframework.com/continuous-deployment/