RBI Grade B Officers 22 Nov 2015 Paper

In this question are given four statements followed by five conclusions, one of which definitely logically follows (or is a possibility of occurrence) from the given statements. That conclusion is your answer.
[Note : You have to take the four given statements to be true even if they seem to be at variance from commonly known facts and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.]
Statements
Some logos are patents.
All patents are copyrights.
Some copyrights are trademarks.
No copyright is a goodwill. Conclusions