RBI Grade B Officer 28 May 2022 Paper

Direction: In the question below are given three statements followed by three conclusions I, II and III. You have to take the given statements to be true even if they seem to be at variance from commonly known facts, Read all the given conclusions and then decide which of the following conclusions logically follows from the given statements disregarding commonly known facts.
Statements: 
Some Poles are not Stops.
Some Signals are not Poles.
Some Stops are not Signals. 
Conclusions:
I. Some Poles are definitely not Signals.
II. Some Signals are not Poles.
III. All Poles being Signals is a possibility.