In given questions, are given three 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 from the commonly known facts and then decide which of the given conclusions logically follow from the given statements disregarding commonly known facts,
Give answers:
(A) If only conclusion I follows
(B) If only conclusion II follows
(C) If either conclusion or conclusion II follows
(D) If neither conclusion I nor conclusion II follows
(E) If both conclusion I and II follows
Statements: All colleges are buildings.
All buildings are concrete.
Some concrete are strong.
Conclusions: I. Some colleges are strong.
II. At least some strong are concrete.

Explanation

(b) If only conclusion II follows