Which of the following SQL Course_Code = ‘A4343’;statements is equivalent to this relational algebraic expression?

FROM Registration WHERE
Consider the following relational algebraic expression: Which of the following SQL Course_Code = ‘A4343’;
statements is equivalent to this relational algebraic expression?

A.
SELECTSales_Rep_No(108)
FROM Orders;

B.
INSERT INTO Orders
VALUES(Sales_Rep_No = 108)
WHERE Sales_Rep_No = NULL;

C.
SELECT’FROM Orders
WHERE Sales_Rep_No = 108;

D.
SELECT’FROM Orders
WHERE Sales_Rep_No = ?08?