How should you configure the canary analysis?

You use Spinnaker to deploy your application and have created a canary deployment stage in the pipeline. Your application has an in-memory cache that loads objects at start time. You want to automate the comparison of the canary version against the production version .

How should you configure the canary analysis?
A . Compare the canary with a new deployment of the current production version.
B . Compare the canary with a new deployment of the previous production version.
C . Compare the canary with the existing deployment of the current production version.
D . Compare the canary with the average performance of a sliding window of previous production versions.

Answer: A

Explanation:

https://cloud.google.com/architecture/automated-canary-analysis-kubernetes-engine-spinnaker

https://spinnaker.io/guides/user/canary/best-practices/#compare-canary-against-baseline-not-against-production