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As a DevOps Engineer, ensuring the CI/CD pipeline for an application deployed on Google Kubernetes Engine (GKE) provides continuous feedback on the application's performance is crucial. Which strategy would you implement to monitor the application and its microservices effectively during deployment?
A
Rely solely on Kubernetes liveness and readiness probes for monitoring application performance.
B
Implement manual monitoring by periodically accessing the application and its microservices to check their performance.
C
Use custom logging solutions for each microservice and manually analyze logs to gather performance data.
D
Instrument the application and microservices with OpenTelemetry, and use Google Cloud Monitoring to collect, analyze, and visualize performance metrics.