Problem: Here is a premise:
His was a very thin body, the ribs standing out beneath the skin almost as harshly as did the weal of the scar on his shoulder.

Here is a hypothesis:
He was a thin man who had a scar on his shoulder.

Here are the options:

Answer: yes

Problem: Here is a premise:
This proposed type of change was primarily made to the presentation of the performance audit chapters.

Here is a hypothesis:
Performance audit chapters were the only things changed.

Here are the options:

Answer: it is not possible to tell

Problem: Here is a premise:
The joint venture has really begun."

Here is a hypothesis:
The joint venture just started for real.

Here are the options:

Answer: yes

Problem: Here is a premise:
David Foster Wallace bashes Updike's Toward the End of Time in the New York Observer : [S]o mind-bendingly clunky and self-indulgent that it's hard to believe the author let it be published in this kind of shape.

Here is a hypothesis:
David Foster Wallace has at one point written about his opinion on Updike's Toward the End of Time.

Here are the options:

Answer:
yes