1.Let SSS be the set of all real numbers. Then the relation R={(a,b):1+ab>0}R = \{(a, b) : 1 + ab > 0\}R={(a,b):1+ab>0} on SSS isa.Reflexive and symmetric but not transitiveb.Reflexive, transitive but not symmetricc.Symmetric, transitive but not reflexived.Reflexive, transitive and symmetricLogin to continueOnly logged in users canattempt or see the solution.