The correct answer is A) pushed back by German forces.
During the Battle of the Bulge, the United States forces were pushed back by German forces.
The Battle of the Bulge was fought in one month. It started on December 16, 1944, and ended in January 16, 1945. This combat was a major attack from the German troops against the United States forces, in a last attempt to push the Allies armies back, outside German territory. At first, the Battle of the Bulge resulted in some benefits for the Germans but in the end, they couldn’t contend the Allied forces.