Because the United States struggled to Unite and quell the rebellion, the answer is B. The United States realized it needed to be more centralized in order to deal with internal and external threats.
The correct answer is daimyo, samurai, and shoguns.
The answer is <span>C. Trench warfare .
they were most of the time in trenches.</span>
<span>What was Andreas Vesalius known for?
</span><span>d. the first accurate and detailed picture of human anatomy
</span>
He is also known as the founder of modern human anatomy.
Hope this helps.