In this task, you are given a context paragraph of the tweet and question. Your task is to generate right answer of given question based on given context tweet paragraph.
Example: Context: Our prayers are with the students, educators & families at Independence High School & all the first responders on the scene. #PatriotPride— Doug Ducey (@dougducey) February 12, 2016 Question: at which school were first responders on the scene for?
Example solution: independence high school
Example explanation: From the context tweet, we can see that independence high school is the right answer.

Problem: Context: Gen Mattis last week: "If we did not have NATO today, we would need to create it"Pres-Elect Trump today: "NATO is obsolete"— Ivo Daalder (@IvoHDaalder) January 16, 2017 Question: what organization would have to be created today if it didn't yet exist?

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Solution: nato.