Respuesta :
The correct answer is B.
The purpose of the underline phrase in the excerpt is to show that that the consequences of violence in Honduras and drug demand in the US still exist and are continuous.
The verb "fueling" is in the present continuous, showing that the violence and the drug demand are occuring right now.
The answer is B. In order to stop the continuing growth of involvement of children and all that happens in these Drug Wars, some important facts must be understood: The complex root causes of violence in Honduras that is being fuelled by the demand for illegal drugs in the United States. These are taking place now and must be addressed.