In the question below, some statements followed by some conclusions are given. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements, disregarding commonly known facts: Statements: All birds are tall. Some talls are hens. Conclusions: I. Some birds are definitely not hens. II. Atleast some hens are tall.