Given the Following Sorites: Some G Are A

question 182

Multiple Choice

Given the following sorites: Some G are A.
No G are K.
All N are K.
All F are N.

No F are A.
This sorites is:

• A) Invalid because one of the middle terms is undistributed.
• B) Invalid because a term is distributed in the conclusion but not in the premise.
• C) Invalid because the conclusion in negative but three premises are affirmative.
• D) Valid because no rules are broken.
• E) Valid because a negative premise requires a negative conclusion.