Which of the following was not a military technology used in world war i?
a. machine guns
b. armored tanks
c. airplanes
d. poisonous gas
e. nuclear submarines

Which conditions did austria demand of serbia after the assassination of archduke ferdinand? check all that apply. 1. swearing allegiance to the triple alliance 2. accepting responsibility for the assassination 3. turning over control of its military operations 4. surrendering half of its most fertile lands 5. suppressing anti-austrian groups and publications

Explain one major pattern of cultural interaction between nomadic and sednetary socities in afro eurasia before 1450 ce

Why is the supreme court decision in roe v. wade so controversial.