In this question three statements are given followed by three conclusions I, II and III.
You have to consider the three statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusion(s) logically follow(s) from the given statements.

Statements:
All photocopiers are computers.
Some computers are laptops.
No laptop is a mobile.

Conclusions:
(I) No computer is a mobile.
(II) Some computers are photocopiers.
(III) All mobiles are photocopiers.