Let X be a family of sets and R be a relation in X, defined by ‘A is disjoint from B’. Then, R is

Let X be a family of sets and R be a relation in X, defined by ‘A is

1.	Let X be a family of sets and R be a relation in X, defined by ‘A is disjoint from B’. Then, R is
A.	reflexive
B.	symmetric
C.	anti-symmetric
D.	transitive
Answer» C. anti-symmetric