medium · LSAT Logical Reasoning

The pattern of reasoning in the argument above is most similar to that in which one of the following?

1. All shelter volunteers are students, and no students are physicians. Therefore, no shelter volunteers are physicians.
2. All shelter volunteers are students; some shelter volunteers have first-aid certification; therefore some students have first-aid certification.
3. All the paintings in the east wing are watercolors. This piece hangs in the east wing. So this piece is in fact a watercolor, because the east-wing classification is applied uniformly to each work displayed there.
4. All of the club's members are engineers. Some engineers own patents. So some of the club's members own patents.
5. All of the interns are graduates. All of the interns speak French. So all graduates speak French.

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