public IReadOnlyList<Selection> GetFeaturesForElements( 
   IEnumerable<Element> elements
)

    
private void FeatureSelectionsFromTrace(UtilityNetwork utilityNetwork, TraceArgument traceArgument)
{
  // Get the trace manager from the utility network
  using (TraceManager traceManager = utilityNetwork.GetTraceManager())
  {
    UpstreamTracer tracer = traceManager.GetTracer<UpstreamTracer>();
    IReadOnlyList<Result> tracerResults = tracer.Trace(traceArgument);

    foreach (Result traceResult in tracerResults)
    {
      if (traceResult is ElementResult elementResult)
      {
        IReadOnlyList<Element> elements = elementResult.Elements;

        // Feature selection from a list of elements
        IReadOnlyList<Selection> selections = utilityNetwork.GetFeaturesForElements(elements);
      }
    }
  }
}