SSC GD Constable 18 Feb 2019 Shift 2 Paper

The statements below are followed by two conclusions labeled I and II. Assuming that the information in the statements is true, even if it appears at variance with generally established facts, decide which conclusion(s) logically and definitely follow(s) from the information given in the statements.
Statements:
1) All toads are frogs.
2) All frogs are snakes.
Conclusion:
I. Some snakes are toads.
II. Some frogs are toads.