1 The diagram below shows a network of pipes with their capacities.
\includegraphics[max width=\textwidth, alt={}, center]{c297a67f-65fd-47e0-a60c-d38fd86c6081-02_734_1275_630_386}
A supersource and a supersink will be added to the network.
To which nodes should the supersource and supersink be connected?
Tick \(( \checkmark )\) one box.
| Supersource | Supersink |
| \(P , Q\) | \(U , V , W\) |
| \(U , V , W\) | \(P , Q\) |
| \(V , X\) | \(U , W\) |
| \(U , W\) | \(V , X\) |
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\includegraphics[max width=\textwidth, alt={}, center]{c297a67f-65fd-47e0-a60c-d38fd86c6081-02_118_113_2261_1324}