Given a relation, R on A ={a,b,c} as the following. Determine whether the
following relations is reflexive, symmetric or transitive.
a) {(a,b),(a,c),(b,c),(c,a)}
b) {(a,a), (b,b),(b,c),(c,c)}
c) {(a,a),(c,c),(b,b)}
d) {(a,a),(b,b), (b,c),(c,c),(c,b)}
e) {(b,b),(b,a),(c,a),(b,c),(a,a), (a,c)}