1.The relation R is defined in the set {1, 2, 3, 4, 5, 6} as R = {(a,b) : b = a + 1}. Then,a.R is neither reflexive nor symmetric nor transitiveb.R is neither reflexive nor symmetric but transitivec.R is not reflexive but symmetric and transitived.R is reflexive, symmetric and transitiveLogin to continueOnly logged in users canattempt or see the solution.