It’s B, because if you think about it it’s the only one that make sense
Explanation:
The assassination set off a rapid chain of events, as Austria-Hungary immediately blamed the Serbian government for the attack. ... On July 28, Austria-Hungary declared war on Serbia, and the fragile peace between Europe's great powers collapsed, beginning the devastating conflict now known as the First World War.
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Boys and girls had some chores in common, such as planting and harvesting. However, girls also performed a number of other chores such as sewing, weaving, making soap, preparing food and taking care of younger siblings.
Homestead Act opened up settlement in the western United States, allowing any American, including freed slaves, to put in a claim for up to 160 free acres of federal land.
Answer: what is that?
Explanation: