In each questions below are two/three statements followed by two conclusions numbered I and II. You have to take the two/three given statements to be true even if they seem to be at variance from commonly known facts and then decide which one of the given conclusions logically follows from the given statements disregarding commonly known facts.
Some teachers are professors.
Some lecturers are teachers.
Conclusions: I. No professor is a lecturer.
II. All lecturers being professor is a possibility.
In the diagram on the left, all the statements are satisfied. It contradicts conclusion I. So, conclusion I is not implied.
In the diagram on the right, all the statements are satisfied. It supports conclusion II. So, conclusion II is implied.
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