19.
In this question, three statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follow(s) from the statements.
Statements:
All necklaces are squares. Some squares are circles. No circle is a ring.
Conclusions:
I. No square is a ring.
II. No ring is a circle.
III. Some squares are necklaces.