LIC AAO Model Paper 2

‘All soldiers are not kings.’
It implies that :
Some soldiers are not kings.
(P) Similarly , ‘All kings are not emperors’ implies that:
Some kings are not emperors. (Q)
No emperor is knight
Some knights are commanders
E + I ⇒ ${\mathit{O}}_1$ - type of Conclusion
“Some commanders are not emperors".
Its venn diagrams

Venn diagram II states that “All emperors are commanders".
This is Conclusion (1).
Conclusion (Q) is the Conclusion (2).
Conclusion (3) is Converse of the third Premise.
Venn diagrams of Conclusion (P)

Diagram III supports option (4).