Problem: Here is a premise:
Second, the coastal swells here are extremely dangerous, preventing the swimming activities and water sports so beloved by visitors.

Here is a hypothesis:
Visitors do not often visit the shoreline because of dangerous coastal swells.

Here are the options:

Answer: it is not possible to tell

Problem: Here is a premise:
(If this national prerogative weren't preserved, Helms and company would be the first to object.)

Here is a hypothesis:
Helms was a big proponent of the the national prerogative.

Here are the options:

Answer: it is not possible to tell

Problem: Here is a premise:
And the GOP majority is so thin and fractured that passing contentious legislation was almost certainly impossible, even if there had been time.)

Here is a hypothesis:
The GOP majority was thin because of the famine.

Here are the options:

Answer: it is not possible to tell

Problem: Here is a premise:
This is an important assumption, because fine particles from power plant emissions are chemically different from directly emitted fine particles from both mobile sources and other industrial facilities, but no clear scientific grounds exist for supporting differential effects estimates by particle type.

Here is a hypothesis:
Not all emissions from industrial plants are the same.

Here are the options:

Answer:
yes