In given questions, three statements are given followed by four conclusions numbered I,II,III and IV. You have to take the given statements to be true even if they seem to be at variance with commonly known facts and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts.
Statements: All buildings are windows. No toys is building. Some tigers are toys.
Conclusions: I. Some tigers are buildings.
II. Some windows are tigers.
III. All toys are tigers.
IV. Some windows are toys.
(a) None follows
(b) Only I and II follows
(c) Only III and IV follows
(d) Only I and III follows
(e) All follows

Explanation

(a) None follows