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Which of the following statements describes the use of a GROUP BY clause?
- A) A GROUP BY clause returns a single row of information for each group of rows.
- B) A GROUP BY clause automatically sorts the grouped result in descending order.
- C) A GROUP BY clause automatically sorts the grouped result in ascending order, if the DESC keyword is not defined.
- D) A GROUP BY clause returns a single row of information for each group of rows, in addition to all the rows.
Answer
Answer: A