kubectl apply : Correct Choice The kubectl command can be used to deploy applications to a Kubernetes cluster. az kubernetes deploy : Incorrect Choice This command is used to manage Azure Kubernetes Services. This is not used to deploy applications to a Kubernetes cluster. New-AzKubernetes set : Incorrect Choice This command is used to create a new managed Kubernetes cluster. This is not used to deploy applications to a Kubernetes cluster. docker run : Incorrect Choice This is run command in a new container. This is not used to deploy applications to a Kubernetes cluster. Reference: https://kubernetes.io/docs/reference/generated/kubectl/kubectl-commands#apply https://docs.microsoft.com/en-us/cli/azure/aks?view=azure-cli-latest https://docs.microsoft.com/en-us/powershell/module/az.aks/New-AzAks?view=azps-3.8.0&viewFallbackFrom=azps-4.3.0 https://docs.docker.com/engine/reference/commandline/run/