In her speech, cate first describes how hunger is a worldwide problem, she then explains that there is a hunger problem in the u. s., and finally she describes a family suffering from hunger in her hometown. what strategy of using supporting material is cate employing here

During the paleolithic, hominins grouped together in small societies such as bands, and subsisted by gathering  plants  and fishing, hunting or scavenging wild  animals. the paleolithic is characterized by the use of knapped stone tools, although at the time humans also used  wood  and bone tools.