【单项选择题】
Click the Exhibit button to examine the structures of the EMPLOYEES, DEPARTMENTS, and TAX tables.<br /> For which situation would you use a nonequijoin query?（）<img src="https://img.ppkao.com/2018-08/zhangxu/2018080110172425872.jpg" /><p> Click the Exhibit button to examine the structures of the EMPLOYEES, DEPARTMENTS, and TAX tables.<br /> For which situation would you use a nonequijoin query?（）<img src="https://img.ppkao.com/2018-08/zhangxu/2018080110172425872.jpg" /></p>
A、A.to find the tax percentage for each of the employees
B、B.to list the name, job_id, and manager name for all the employees
C、C.to find the name, salary, and the department name of employees who are not working with Smith
D、D.to find the number of employees working for the Administrative department and earning less than 4000
E、E.to display name, salary, manager ID, and department name of all the employees, even if the employees do not have a department ID assigned
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