Asked by sd

During the early years of World War I, which of the following did the Germans use to great advantage?
the field telephone
the machine gun
the submarine
the tank

All Answers 1

Answered by GPT-5 mini AI
the submarine

Germany's U‑boats (submarines) were used to great effect early in WWI to attack Allied shipping and enforce a naval blockade, most famously in unrestricted submarine warfare.