问题：
[单选题] 要查询book表中所有书名以“电子商务”开头的书籍作者，可用______语句。
A、SELECT author FROM book WHERE book_name='电子商务*'
B、SELECT author FROM book WHERE book_name LIKE'电子商务*'
C、SELECT author FROM book WHERE book_name='电子商务%'
D、SELECT author FROM book WHERE book_name LIKE'电子商务%'
参考答案：
D、SELECT author FROM book WHERE book_name LIKE'电子商务%'
● 参考解析
