11.
This question has four statements and each statement is further divided into three segments. Chose the alternative where the third segment in the statement can be logically deduced using both the preceding two, but not just from one of them.
A: No cowboys laugh. Some who laugh are sphinxes. Some sphinxes are not cowboys.
B: All ghosts rea florescent. Some ghosts do not sing. Some singers are not florescent.
C: Cricketers indulge in swearing. Those who swear are hanged. Some who are hanged are not cricketers.
D: Some crazy people are painists. All crazy people are whistles. Some whistlers are pianists.