6、（4-21） choose the best answer:
View the Exhibit and examine the structure of the CUSTOMERS table.
Evaluate the following SQL statement:
SQL> SELECT cust_city, COUNT(cust_last_name)
FROM customers
WHERE cust_credit_limit > 1000
GROUP BY cust_city
HAVING AVG(cust_credit_limit) BETWEEN 5000 AND 6000;
Which statement is true regarding the outcome of the above query?
A) It executes successfully.
B) It returns an error because WHERE and HAVING clauses cannot be used in the same SELECT statement.
C) It returns an error because WHERE and HAVING clauses cannot be used to apply conditions on
the same column.
D) It returns an error because the BETWEEN operator cannot be used in the HAVING clause.
Answer:A
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