Which section from the article BEST explains why Dorothea Lange practiced documentary photography?

The impact of a large asteroid comet with earth has been proposed to have caused the extinction of the dinosaurs. the impact site of this comet is in or near

Air masses are characterized by various properties including temperature humidity air temperature pressure and wind speed . which of the following air masses is associated with low relative humidity and high temperature

Lines of longitude are like stripes from the top of the globe down to the bottom virtually slicing the earth like an orange