SSC CPO 24 Nov 2020 Shift 2 Paper

Two statements are given, followed by two conclusions numbered I and II. Assuming the statements to be true, even if they seem to be at variance with commonly known facts, decide which of the conclusion logically follow(s) from the statements.
Statements:
Some octopuses are fish.
Some fish are frogs.
Conclusions:
I. Some frogs are fish.
II. Some fish are octopuses.