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Which three statements are true about Data Manipulation Language (DML)?

Which three statements are true about Data Manipulation Language (DML)?

A.

delete statements can remove multiple rows based on multiple conditions.

B.

insert statements can insert nulls explicitly into a column.

C.

insert into. . .select. . .from statements automatically commit.

D.

DML statements require a primary key be defined on a table.

E.

update statements can have different subqueries to specify the values for each updated column.

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