B. How did new weapons influence the war?

New weapons, such as tanks, the zeppelin, poison gas, the airplane, the submarine, and the machine gun, increased casualties, and brought the war to civilian populations. The Germans shelled Paris with long-range (60 miles or 100 kilometers) guns; London was bombed from the air for the first time by zeppelins

Explanation:

From the courts, van Eyck mastered the art of portraiture, using oil to incorporate exquisite realism and attention to form, nature, and detail. His most famous religious art piece is the Ghent Altarpiece, which brought his naturalistic style to religious images that were often idealized.