Statements : All the windows are doors. No door is a wall.
Conclusions :
I. Some windows are walls.
II. No wall is a door.
A. Only (I) conclusion follows
B. Only (II) conclusion follows
C. Either (I) or (II) follows
D. Neither (I) nor (II) follows
E. Both (I) and (II) follow
Answer: Option B
Statement and conclusion are same. So how conclusion ll followers.. Plz explain