Research the selected failed project of “Denver International Airport Baggage Handling System”.

1. Provide and describe a background research on the project failure and the project management theories and techniques related to that (at least 15 references)
2. Explore at least 2 quantitative and 2 qualitative project management tools to address the issue.
3. Select one qualitative and one quantitative tools which can be collectively used to prevent the project failure above.
4. Show the process and calculation in using above tools from the start of the project until termination.