Following is a link to screen shots of a challenge question and of the path in the challenge application;

https://drive.google.com/drive/folders/0B6TOf1YQjdYtY0psdnFkakFvWk0?usp=sharing

The choices in the questions are variations of a string tag and yet the path in the application is DB500,DI8. Either I completely misunderstand the question or the challenge exam and the application are out of sync