Read the excerpt from "Children of the Drug Wars.”

To permanently stem this flow of children, we must address the complex root causes of violence in Honduras, as well as the demand for illegal drugs in the United States that is fueling that violence.

The purpose of the underlined phrase "flow of children" in the excerpt is to show that the consequences of violence in Honduras and drug demand in the US

have ended.
are continuous.
can be stopped.
come and go.