SSC CPO 12 Mar 2019 Shift 2 Paper

Two statements are given, followed by three conclusions numbered I, II and III. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusions logically follows(s) from the statements.
Statements:
All computers are instruments.
Some machines are computers.
Conclusion:
I All instruments are computers.
II Some machines are instruments.
III Some instruments are machines.