Please help What weakness caused Austria-Hungary to struggle in world war I ?

A. loss of leadership for the assassination of the archduke
B. diverse nationalities within the empire seeking independence
C. lack of strong allies
D. A historically weak army that was ineffective in battle

Idon't really understand the question. it counts for 20% of my lesson grade and i really need putting the answer into words. anything will . i need asap so im awarding 30 points. a disagreement between states of the united states concerning the rights of states vs. the authority of the national government led to the civil war. state governments were forced by war into a subservient position. what might happen if national governments ceded their authority to a world government by international treaty?

What event ultimately started world war 2 and ended britain and frances attempt to prevent war?

Which is a result of the free exercise clause? parents can prevent their children from being vaccinated. people with a religious objection to military service cannot be drafted. businesses that sell religious materials can be open only on sundays. amish children do not have to attend school past the eighth grade.