Which best explains why Germany sided with Austria-Hungary following the assassination of Archduke Ferdinand?
The countries shared a border.
The countries had an existing alliance.
The countries were blamed for his death.
The countries both wanted to build colonial empires.

The countries had an existing alliance.

Explanation:

Germany gave blank cheque assurance to whatever step Austria-Hungary takes against Serbia even if Russia intervenes, Germany was ready to offer its help. Historians have referred to as the carte blanche or “blank check” assurance which marked a decisive moment in the chain of events leading  to the outbreak of the First World War in Europe.

Arch Duke Ferdinand was the Emperor of Austrian Hungary who was assassinated by a Serbian Nationalist on his visit to Bosnia. This demise shook the emotions of Wilhelm Kaiser of Germany who had just visited Archduke Ferdinand just two weeks back and there were a cordial ties between Germany and Austria-Hungary.

Germany sided with Austria-Hungary following the assassination of Archduke Ferdinand-The countries had an existing alliance

Explanation:

overtime, the civil rights movement changed in a way that not only it benefited african-americans, but benefited other ethnicity's such as latinos, asians, or women too! that's why the results of the movement be called mixed.

the civil rights movement brought about tremendous changes. no longer were blacks denied the right to vote, to eat, shop, and swim where they , and more importantly, to attend integrated schools. despite its many accomplishments, however, the civil rights movement had its shortcomings. for example, many people, both young and old, lost their lives, homes, jobs, and families. still other individuals were so damaged by psychological trauma that they ceased being productive members of the community. the movement left intact the economic inequities that had contributed to the maintenance of segregation. and finally, racism remained alive and well long after the movement's end. like most movements of its kind, the civil rights movement left behind a mixed legacy of triumph and tragedy.

hey.

the answer is. b) to protect migrating native american tribes .

and, c) to protect migrating native american tribes .

hope this , if it does, consider marking me brainiest! uwu