Question

Negation of "Paris is in France and London is in England" is

• A. Paris is in England and London is in France.
• B. Paris is not in France or London is not in England.
• C. Paris is in England or London is in France.
• D. None of the above

Hint:

De Morgan's law: $\sim(p \land q) = \sim p \lor \sim q$.

Answer 1

The Correct Option is B

Step 1: Let $p$ = "Paris is in France", $q$ = "London is in England". Statement = $p \land q$.}
Step 2: Negation = $\sim(p \land q) = \sim p \lor \sim q$.}
Step 3: Final Answer: "Paris is not in France or London is not in England".}