What are two attributes of IBM App Connect Enterprise JDBC pooled connections?

What are two attributes of IBM App Connect Enterprise JDBC pooled connections?
A . Each JDBC connection that is associated with the message flow instance is maintained until the connection is closed.
B . A new JDBC connection is created if the maximum pool size has not been reached
C . Each JDBC connection that is idle for 15 minutes is removed from the pool.
D . A JDBC connection is created on demand for each message flow instance request
E . Each JDBC connection that is idle for 60 seconds is closed and is not associated with a message flow instance.

Answer: A, E