What type of weapon caused the greatest casualties in World War I?

Select one:

a. U-boats

b. artillery

c. poison gas

d. armored tanks

What is the definition of double v campaign

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.

What did the marshall plan do ? apex a.send aid to countries in europe b.sent atomic weapons to asia c.sent more ships to the pacific d.sent aid to the soviet union answer ; is a