I was inspecting a flag of [this answer][1] because it was low quality. It was indeed low quailty, but only because it didn't have references or numbers (factual information).

I posted a comment asking the user to provide the factual information to upgrade it from poor to acceptable. 

1. What should I have done with this flag since there was a chance to salvage the answer with factual information
2. How do I disagree with a flag? I didn't see any options to do so

Here is what I see

![enter image description here][2]

When I click the flag or disagree button, I see this

![enter image description here][3]


  [1]: http://movies.stackexchange.com/questions/12447/what-is-the-most-expensive-scene-ever-shot/18207#18207
  [2]: https://i.sstatic.net/zpEE6.png
  [3]: https://i.sstatic.net/fpDEc.png