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Discussion

Statements:

I. No rose is a lily.

II. Some lilies are lotuses.

Conclusions:

I. No rose is a lotus.

II. Some lotuses are not roses

  • A.If only conclusion I follows
  • B.If only conclusion II follows
  • C.If either conclusion I or II follows
  • D.If neither conclusion I nor II follows

Answer: B

Correct answer: If only conclusion II follows

The lilies that are lotuses are, by the first statement, not roses - so some lotuses are not roses, conclusion II. Conclusion I excludes all lotuses from roses, which does not follow. Only II follows.

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