4 DEC SS Q.23
- A
"E" proposition is false, "I" proposition is true and "O" proposition is false
- B
"E" proposition is true, "I" proposition is true and "O" proposition is true
- C
"E" proposition is false, "I" proposition is false and "O" proposition is true
- D
"E" proposition is true, "I" proposition is false and "O" proposition is false
- Option : A
- Explanation : Observe the classical square of opposition
below:
If A proposition is true, E proposition-which is its contrary-- is false, O proposition- which is its contradictory-- is false; and I proposition-which is its subaltern-is true.
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