Problem: Here is a premise:
He looked towards the window and asked something I guess it was whether it was raining.

Here is a hypothesis:
He kept a straight face and asked no questions

Here are the options:

Answer: no

Problem: Here is a premise:
You never saw such a spectacle!" And I described the doctor's adventure.

Here is a hypothesis:
"You wouldn't believe it if you saw it, because it is so incredible!" I recalled the doctor's adventure in deep space.

Here are the options:

Answer: it is not possible to tell

Problem: Here is a premise:
The joys of deriding portly Austrian burghers in the '60s haven't prevented us from becoming a nation of American fatties.

Here is a hypothesis:
Thanks to the Austrian burghers, American learned how to not get over-weight.

Here are the options:

Answer: no

Problem: Here is a premise:
Beaches tend to be smaller, in bays rather than in long stretches of shoreline.

Here is a hypothesis:
The small beaches still draw crowds of tourists every year.

Here are the options:

Answer:
it is not possible to tell