I know that sufficientassumption questions essentially have a formula ... approach in the same way? Sufficientassumption questions do seem easily approachable ...
This necessary assumption question discusses the treatment ... / anticipation: We need an assumption to the effect of ‘If ... the consequent in the anticipated assumption but leaves out its ... fall short of being a sufficientassumption. But is (B) necessary? ...
... out, sometimes, the sufficientassumption is also the necessary assumption. Often, that happens ... A-->B is a sufficientassumption is therefore evident.
In the harder sufficientassumption questions the test writers like to add a answer choices that are necessary assumptions for the argument (vice versa for necessary assumption).
... with the answer choice. Basic assumption questions will have a small ... answer choice will fill perfectly. Sufficientassumption questions will fill it as ... . The correct answer for a sufficientassumption could be..... Anyone who owns ...
The answer choice (A) is an assumption that justifies the conclusion, but potentially there could be other reasons. So (A) is a sufficientassumption for the conclusion, not a necessary one.