If A and B are two finite sets, then which of the following is correct ?

If A and B are two disjoint sets, then which one of the following is correct?

If A and B are finite sets, which of the following is the correct statement.

Two finite sets A and B are such that AsubB , then which of the following is not correct?

Which of the following sets finite?

If A and B are finite sets and A sub B then

Let A and B be two non-empty finite sets, The which one among the following two collection is large? (i) The number of relations between A and B (ii) the number of function between A and B