| a. a simple cycle |
| b. a tree |
| c. a clique with size ≥ 3 whose every edge is a bridge |
| d. a graph which contains cycles |
| Answer: a simple cycle |
| a. a simple cycle |
| b. a tree |
| c. a clique with size ≥ 3 whose every edge is a bridge |
| d. a graph which contains cycles |
| Answer: a simple cycle |