Problem: Here is a premise:
But the hesitant Carlo Alberto of Piedmont gave the Austrians time to recover and Italian gains toppled like dominoes.

Here is a hypothesis:
Carlo Alberto of Piedmont was beheaded.

Here are the options:

Answer: it is not possible to tell

Problem: Here is a premise:
Gaddis' answer, of course, is that the game was under way by The heirs of Truman and Stalin were condemned to play by Cold War rules.

Here is a hypothesis:
Gaddis was apart of the "game" that he is talking about in the line.

Here are the options:

Answer: it is not possible to tell

Problem: Here is a premise:
High and Mighty: A Low Blow

Here is a hypothesis:
The Low and Weak

Here are the options:

Answer: no

Problem: Here is a premise:
In actuality, it was the population of Jamaica who discovered him Columbus was really lost, thinking that he had found another route to Asia.

Here is a hypothesis:
The population of Jamaica welcomed Columbus.

Here are the options:

Answer:
it is not possible to tell