alleryकथन: कोई कुत्ता बिल्ली नहीं है। कुछ बिल्लियाँ पालतू हैं। निष्कर्ष: कोई पालतू कुत्ता नहीं है। यह निष्कर्ष:
Aएक निश्चितता है
Bनिश्चित रूप से गलत है
Cनिश्चित रूप से अनुसरण करता है
Dअनुसरण नहीं करता है
Answer & Solution
Correct answer: D. अनुसरण नहीं करता है
केवल कुछ बिल्लियाँ पालतू हैं, इसलिए अन्य पालतू जीव कुत्ते हो सकते हैं; अतः निष्कर्ष की निश्चित रूप से पुष्टि नहीं होती है।
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