Examine the data from the ORDERS and CUSTOMERS tables. 
Evaluate the SQL statement: 
What is the result when the query is executed?（）
- A、
- B、
- C、
- D、The query fails because the subquery returns more than one row.
- E、The query fails because the outer query and the inner query are using different tables.
正确答案:D
答案解析:有
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