14: Draw (in MS word) a graph with five vertices (a, b, c, d and e), where:

deg^-(a) = 2 and deg⁺(a) = 3, deg^-(b) = 2 and deg⁺(b) = 1

deg^-(c) = 2 and deg⁺(c) = 1, deg^-(d) = 2 and deg⁺(d) = 2

deg^-(e) = 2 and deg⁺(e) = 3