Question

Statements: No key is a lock. All locks are doors. All windows are doors. All windows are walls. Conclusions:
I. Some windows are doors.
II. Some walls are doors.
III. Some locks are walls.
IV. Some Keys are not doors.

In each of the questions below are given four statements followed by four conclusions numbered I, II and 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. Read all the conclusions and then decide which of given conclusions logically follows from the given statements disregarding commonly known facts.
A Only II follows
B Only I and II follow
C Only III follows
D Only III and IV follow
E None of these
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