Statements: Some Bird are not Eagle. Some Eagle are Parrot. Conclusions: I. ... II. ...

If only conclusion I is true
If only conclusion II is true
If either conclusion I or II is true
If neither conclusion I nor II is true

Correct answer: If either conclusion I or II is true

Solution

After drawing Venn diagrams for the given syllogism statements, conclusions I and II are found to be complementary (exactly one must hold). Source: Either I or II is true.

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