The statements below are followed by two conclusions labelled 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 pens are frogs.
2.) Some crows are frogs.
Conclusions:
I. No pen is a crow.
II. Some pens are crows.
1
Either conclusion I or conclusion II follows.
2
Only conclusion II follows.
3
Both conclusions follow.
4
Only conclusion I follows.