Question 31 (2 points) Define two functions g : {a, b, c} -> {1, 2, 3, 4 } and h : {1, 2,3, 4 } -> {w, v, I, y) as shown in the arrow diagrams below. What is (h o g) (a) ? O not defined Oa O3 Oy Ox Ow Question 32 (2 points) Define two functions g : {a, b, c} -> {1, 2, 3, 4} and h : {1, 2,3, 4} -> {w, v, I, y} as shown in the arrow diagrams below: 9 h Is gone to one (injective) and/or onto (surjective)? O only one-to-one O neither one-to-one nor onto only onto O bijective: one-to-one and onto