With regard to Oracle Cloud Infrastructure Load Balancing service, which two actions will occur when a backend server that is registered with a backend set is marked to drain connections? (Choose two.) 

Answer options:

A. All connections to this backend server are forcibly closed after a timeout period.
B. Requests to this backend server are redirected to a user-defined error page.
C. All existing connections to this backend sever will be immediately closed.
D. All new connections to this backend server are disallowed.
E. Connections to this backend server will remain open until all in-flight requests are completed.

DE

Reference: https://docs.cloud.oracle.com/en-us/iaas/Content/Balance/Reference/sessionpersistence.htm