4. Which of the following was a new military technology used in world war 1 select all that apply ( 2 answers) a. machine guns b. cannons c. submarines d. rifles 5. what was the main failure that

4. Which of the following was a new military technology used in world war 1 select all that apply ( 2 answers)

a. machine guns

b. cannons

c. submarines

d. rifles

5. what was the main failure that led to a virtual stalemate on the western front ?

a. france was unable to defend paris

b. Germany's plan to quickly defeat france failed

c. Britain's plan to quickly defeat Germany failed

d. Russia's army was much stronger than Germany anticipated