In each question below are given two statements followed by two conclusions numbered I and II. 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. Give answer
1) if only conclusion I follows.
2) if only conclusion II follows.
3) if either conclusion I or conclusion II follows.
4) if neither conclusion I nor conclusion II follows.
5) if both conclusions I and II follow $Statements:$
All hotels are rooms.
All rooms are buildings.
I. All hotels are buildings.
II. All buildings are rooms.
[ A ] if only conclusion I follows
[ B ] if only conclusion II follows.
[ C ] if either conclusion I or conclusion II follows.
[ D ] if neither conclusion I nor conclusion II follows.
[ E ] if both conclusions I and II follow
Answer : Option
All hotels are rooms (A) + All rooms are buildings (A) = A + A = A = All hotels are buildings. Hence, conclusion I follows. Again, All rooms are buildings$\rightarrow$ conversion $\rightarrow$ Some buildings are rooms. Hence, conclusion II does not follow.