What are valid actionsusing subaccounts in SAP BTP? Note: There are 2 to choose.

What are valid actionsusing subaccounts in SAP BTP? Note: There are 2 to choose.
A . Creating Cloud Foundry orgs explicitly.
B . Disabling the Cloud Foundry environment once you have enabled it.
C . Creating many subaccounts assigned to the Cloud Foundry environment.
D . Deletinga subaccount with service subscriptions.

Answer: A,C