Question

question 2 of 26
how did the alliance system help contribute to the start of world war i?
a. it led to the spread of innovative military tactics and weaponry.
b. it led to tensions among nations that were not equally represented.
c. it forced the formation of a counter - alliance system to check its power.
d. it caused many countries to join the conflict even if they had not been attacked.

Explanation:

The alliance - system in the lead - up to World War I meant that when one country in an alliance was attacked, its allies were obligated to join the fight. This dragged many countries into the conflict even if they had not been directly attacked. Options A, B, and C do not directly address the key role of the alliance system in bringing multiple countries into the war.

Answer:

D. It caused many countries to join the conflict even if they had not been attacked.