In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.
Statements:
1) All buildings are chalks.
2) All boards are chalks.
Conclusions:
I. Some buildings are boards.
II. Some chalks are boards.

Correct option is C

I. Some buildings are boards.(False, no area is common between them)
II. Some chalks are boards.(Trie. Some part of area of chalks cover by boards also )
So, Only conclusion II follows.