Please help I'm aware of chegg policy. Please take note this is 1 question with 4 different parts so please answer all four.

1. Either draw a graph with the given specification or explain why no such graph exists. 1. Simple graph, four vertices, the sum of degree of vertices is 9 2. Tree, five vertices, five edges 3. Tree, six vertices, the sum of the degree of vertices is 14. 4. Tree, five vertices, the sum of the degrees of vertices is 8