I don't understand how A is the principle. Here is my breakdown:
The use of space satellites to study the environment is important. Problems can be identified well in advance, so people can act early. It makes sense that environmentalists ...
I don't understand how B is the answer. In the lessons regarding weakening, I was under the impression that we were to look for ways to weaken the connection between the Premises and the Conclusion. If the question states that "many human diseases are ...
How is A a sufficient assumption? I didn't like any of the answer choices, so I pretty much guessed on this one. I thought A was the least attractive answer choice because it lacks the conditional nature that is typical for sufficient assumptions. My ...