anchor.diff:  
   . `ClusterIP`: Service exposed on an IP address inside the cluster. This is the default behavior.
   . `NodePort`: Service exposed on each Node's IP address at a defined port.
  -. `LoadBalancer`: If deployed in the cloud, exposed externally using a cloud-specific load balancer. 
  +. `LoadBalancer`: If deployed in the cloud, exposed externally using a cloud-specific load balancer.
   . `ExternalName`: Service is attached to the `externalName` field. It is mapped to a CNAME with the value.
   
   Let's publish the service load balancer and expose your services, add a `type` field of `LoadBalancer`.
  
positive.code: 
  First, type the following to open up a text editor:
  
  	kubectl edit deployment/nginx-deployment
  
  Next, change the image from `nginx:1.12.1` to `nginx:latest`.
  
  
negative.code: 
  Run the following command to create the ReplicaSet and pods:
  
  	$ kubectl create -f templates/daemonset.yaml --record
  
  The `--record` flag will track changes made through each revision.
  
  