Which two actions would you take to solve this problem?

Your database supports an online transaction processing (OLTP) workload in which one of
the applications creates a temporary table for a session and performs transactions on it.
This consumes a lot of undo tablespace and is affecting undo retention. Which two actions
would you take to solve this problem?

A.
Enable temporary undo for the database.

B.
Enable undo retention guarantee.

C.
Increase the size of the redo log buffer.

D.
Enable Automatic Memory Management (AMM).

E.
Increase the size of the temporary tablespace.