Pourquoi fantine est-elle arrêtée par javert les misérables

Translate to french: if there was a disaster in my area, i would want some essential items with me. we would need things like food, water, and medication, as well as survival supplies. if i could, i would by water and canned food at the store. then, i would make sure we have extra batteries for things like flashlights. we would need lots of food and water, but we wouldn't need things like electronics, or lots of extra clothes.