Which statement describes the function of a VMware Cloud Director Availability replication policy?

A cloud provider wants to advertise a new service based in the VMware Cloud Director Object Storage Extension.
Which two statements summarize the functionality of this new service? (Choose two.)

A system administrator creates a common catalog to be used by all customers. For availability purposes, the catalog will be consumed by a different VMware Cloud Director instance in a different country.
Which catalog setting enables the catalog to be shared across VMware Cloud Director instances?

Which three resources are considered to be cloud resources in VMware Cloud Director? (Choose three.)

Which NSX-T resource can be used to back a VMware Cloud Director External Network?