In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.
Statement:
(I) Some authors are teachers.
(II) No teacher is a lady.
Conclusions:
(I) Some teachers are not ladies.
(II) Some authors are not teachers.