Context:
A description of something (such as an object, a person, or an event) is a written or spoken account presenting characteristics and aspects of that which is being described in sufficient detail that the audience can form a mental picture, impression, or understanding of it.
Hypothesis: Audiences like to see written accounts.
It's impossible to say
Context:
I think that what -- I think the point of that is that anybody would have a hard time trying to make a tax cut plan that is so large, that would put us into such big deficits, that gives almost half the benefits to the wealthiest of the wealthy. I think anybody would have a hard time explaining that clearly in a way that makes sense to the average person.
Hypothesis: The tax cut plan will not increase the deficit. 
No
Context:
I want to explore your understanding of what has actually taken place in this ninth-grade biology class that your daughter Alix is presently taking. Is it your understanding that Darwin's theory of evolution will be taught in this class pursuant to the Pennsylvania academic standards?
Hypothesis: Alix is not taking a biology class in Pennsylvania at this time.

No