2022-148

Given the network of Figure 1, which alternative does not describe a possible topological sorting of this graph?

Fig. 1. Network.

1. A, C, G, E, D, H, B, F
2. E, A, G, C, B, D, H, F
3. A, B, C, D, E, G, H, F
4. G, A, C, E, B, H, D, F
5. None of the above.

Original idea by: Gabriel Oliveira