You have a pipeline named Pipeline1 in Azure Pipelines. You need to create a service connection to enable Pipeline1 to download a public container image. Which ...

You have a pipeline named Pipeline1 in Azure Pipelines.
You need to create a service connection to enable Pipeline1 to download a public container image.
Which type of service connection should you create?

A. a Docker host B. a Docker registry C. Azure Service Fabric D. Azure Kubernetes Service (AKS)