Problem: Here is a premise:
With regard to causality, researchers using case study methods cannot rely on familiar ways of ruling out alternative explanations.

Here is a hypothesis:
The only way to rule out alternative explanations using case study methods, is using the ways that researchers are familiar with.

Here are the options:

Answer: no

Problem: Here is a premise:
The first is to reduce the value of the presidency itself, say by putting new limits on presidential power, or installing a permanent independent counsel, or requiring the president to sleep on a bed of nails.

Here is a hypothesis:
A presidential council in the background would make the president even more powerful.

Here are the options:

Answer: no

Problem: Here is a premise:
10For example, the adverse effect minimum wage rate for New York H-2A workers in 1999 is$7.

Here is a hypothesis:
In 1999, the minimum wage had an adverse effect on H-21 workers in New York

Here are the options:

Answer: yes

Problem: Here is a premise:
News ' Web shopping package centers on the America Online-Netscape merger.

Here is a hypothesis:
The merger was a huge business opportunity for the package centers to be developed.

Here are the options:

Answer:
it is not possible to tell