Statements: All politicians are honest. All honest are fair. Conclusions: I. Some honest are politicians. II. No honest is politician. III. Some fair are politicians. IV. All fair are politicians.
A
None follows
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B
Only I follows
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C
Only I and II follow
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D
Only I and III follow
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Solution
The correct option is D Only I and III follow Clearly, it follows that 'All politicians are fair'. I is the converse of the first premise, while III is the converse of the above conclusion. So, both I and III hold.