You will earn 50 pionts Read the excerpt from "Lise Marie de Baissac.”

In Normandy, Baissac pretended to be a refugee from Paris living in the house of a schoolmaster. There, she helped to set up more resistance groups and organize sabotage actions. Again traveling by bicycle, she maintained secret communications between groups and transported supplies. This was extremely dangerous work.

Which best describes the meaning of the underlined word?

argued for
blocked
kept up
understood