Which of the following SQL statements is equivalent to the relational algebra query

10.Which SQL statement is equivalent to the following relational algebra expression?π Deliveriesa.SELECT ProductId, DeliveryDate FROM Deliveries;b.SELECT * FROM Deliveries;c.SELECT ProductId FROM Deliveries WHERE DeliveryDate = GETDATE[];d.SELECT * FROM Deliveries WHERE ProductId = @ProductId;

11.The RENAME operation can only be used to rename relations/tables.

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12.The RENAME operation is often used together with the relation assignment operator