[Solved] In a case involving Internet transactions, jurisdiction is proper only when the defendant conducts substantial business in the jurisdiction online. American Modernist Art: Artwork produced in the United States during the late 19th and early 20th centuries, characterized by a break with traditional styles and experimentation with new forms of expression. The Armory Show: A landmark exhibition held in 1913 in New York City, showcasing works of modern art and serving as a pivotal moment in the introduction of European avant-garde art to the American public. Nude Descending: Refers to "Nude Descending a Staircase, No. 2," a famous painting by Marcel Duchamp that combines elements of Cubism and Futurism, depicting motion in abstract form. Marcel Duchamp: A French-American painter, sculptor, and writer whose work is associated with Cubism, Dadaism, and Surrealism, challenging the traditional notions of art.