Gabrielle is preparing a historical presentation about immigration during the late 19th and early 20th centuries. Her thesis is that the immigrants who came through Ellis Island were primarily families rather than individuals. Which of the following images would be most appropriate for her presentation?

a picture of an immigrant family who just moved to Chicago
a picture of a boat coming toward the New York Harbor
a picture of the Statue of Liberty and Ellis Island
a picture of a family waiting in the customs line at Ellis Island