Which of these was a factor in the u. s. entry in world war i?

Why was the battle of bulge an important point in the war ?

How did industrial production improvements impact export-dependent areas of the world during the great depression?   a.  demand for certain raw materials rose.      b.  demand for certain raw materials fell.      c.  the new technology was exported to most raw material producing nations.      d.  there was a decrease in tariffs.

Select all that apply. in the australian empire, what group(s) wanted to establish an autonomous state? greeks czechs hungarians ottoman turks