Which two statements are true about transactions in the Oracle Database server?

Which two statements are true about transactions in the Oracle Database server?
A. If a session has an uncommitted transaction, then a DDL statement issues a COMMIT before starting a new transaction.
B. An uncommitted transaction commits automatically if the user exists SQL*Plus.
C. Data Manipulation Language (DML) statements always start a new transaction.
D. A user can always see uncommitted updates made by the same user in a different session.
E. A Data Definition Language (DDL) statement does a COMMIT automatically only for the data dictionary updates caused by the DDL.
F. A session can always see uncommitted updates made by itself.

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