Answer:
The third option (by finding supporting statistics on a government website by verifying information on a popular entertainment blog) is your answer.
Explanation:
Wiki forums are opinion-based and can be edited by anyone, which can make them uncredible.
A survey won't help determine if a source is accurate.
Assumptions are practically guesses. You presume (or guess) what is going to happen or what did happen. View points, on the other hand, are things that have already happened, and you have made up your mind on your stance of the thing.