Subject :IMO Class : Class 7

Which of the following is correct?

AMultiplication of two integers with unlike signs is always positive.

BWhen a positive integer is divided by a negative integer, the quotient obtained is a negative integer.

CProduct of odd number of negative integers is positive.

DNone of these

Division might lead to fractions and irrationals(integers are not closed under divison). So it should be D- None of these