Ahistorian argues that immigrants who arrived in the united states around the country's foundation were extremely similar to those who arrived in the early 20th century. which of the following examples of historical evidence would best you refute his claim? a. a chart tracing the levels of eastern european immigration in the 18th and 19th centuries b. a graph illustrating the growth of american productivity following the industrial revolution c. a diary written by a jewish child laborer living in early 20th-century chicago d. a newspaper article attacking immigrants for taking jobs from 19th-century americans