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你有如下名为Sales的表。你需要返回销售数据，并按客户名称和销售日期排序。对于每个客户，必须先列出最近的销售。应使用哪个查询？
A.SELECT
CustomerName, SalesDate FROM Sales ORDER BY CustomerName, SalesDate;
B.SELECT
CustomerName, SalesDate FROM Sales ORDER BY SalesDate DESC, CustomerName;
C.SELECT CustomerName, SalesDate FROM Sales ORDER BY CustomerName,
SalesDate DESC;
D.SELECT
CustomerName, SalesDate FROM Sales ORDER BY CustomerName DESC;

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出自：软件工程

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