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Necessary and Sufficient Conditions
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GRE
GRE.72 Necessary and Sufficient Conditions
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A reasoning note says, "An essay's conclusion is fully justified only if every supporting premise is true and the inferential link is valid." Which statement is most accurate?
A
True supporting premises and a valid inferential link are both presented as necessary, but the note does not explicitly make them jointly sufficient.
B
True premises alone are sufficient for any conclusion.
C
Valid reasoning alone is sufficient even from false premises.
D
Neither premise truth nor validity is necessary.
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