Part 5 Relations (15 points) Use the below sets for problems in Part 5. A={1,2,3} B={1,2} For each problem, give the following: o The digraph of R. An explanation of why R 1is or is not reflexive. An explanation of why R is or is not symmetric. An explanation of why R is or is not transitive. O O O I. aRa:AxA(a;,a,) eR 2. aRb: ais a multiple of b (a, b) R