1Z0-809 Question #65: Real Exam Question with Answer & Explanation

Given the code format:

class DBConfiguration {
 String user;
 String password;
}

And the following partial class definition for DBHandler:

public class DBHandler {
 DBConfiguration configureDB (String uname, String password) {
 // insert code here (line 6)
 }
 public static void main (String[] args) {
 DBHandler r = new DBHandler();
 DBConfiguration dbConf = r.configureDB ("manager", "manager");
 }
}

Which code fragment must be inserted at line 6 to enable the code to compile?