Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.
Statements:
All classes are tools.
Some tools are nails.
No nail is a class.
Conclusions:
(I) Some classes are nails.
(II) All tools are classes.
(III) Some nails are tools.
1
Only conclusion I follows
2
All conclusions I, II and III follow
3
Only conclusion III follows
4
Both conclusions I and II follow