How do paleontologists contribute to an understanding of prehistory? By studying human cultures
By studying written records
By studying artifacts
By studying fossils

World war i is generally considered to be the first instance of total war. where every of-age citizen and all possible resources are mobilized in the war effort. in light of this, do you believe britain's blockade of germany-which eventually extended to all goods, thereby violating international law-was justified? explain your opinion.