Which two statements are true about the configuration and use of the Enterprise Manager Cloud Control 12c Software Library?

Which two statements are true about the configuration and use of the Enterprise Manager
Cloud Control 12c Software Library?

A.
If there are multiple Oracle Management Servers (OMS), each one requires a separate
upload directory.

B.
Existing artifacts that require deployment can be referenced from another directory
without loading them into the upload location directory.

C.
All patches that are downloaded from My Oracle Support by using Enterprise Manager
Cloud Control 12c are stored in the Software Library.

D.
Virtual Machine assemblies for use in Infrastructure as a Service (IaaS) self-service
provisioning are stored in a separate Oracle Virtual Machine (OVM) Manager Library.

E.
All items in the Software Library are automatically published so that they can be used for
deployment by self-service portal users.