In March 1918, Germany launched attacks from the Hindenberg line to

A. defend areas of strategic importance.

B. add to the territory seized by the Central Powers.

C. stop the United States from advancing

D. defeat the Allies before reinforcements arrived.

In March 1918, Germany launched attacks from the Hindenberg line to d efend areas of strategic importance. The Hindenburg line consisted of three defense trench system that was heavily guarded by German troops. Allied forces tried to break through the fortified trenches to seize Germany's strategic battle forts. US Troops allied with Australian soldiers launched three attacks to systematically take down the three guarded trenches forcing the German troops to retreat.