Answer:
For PLATO users answer is A
Explanation:
The Boston Massacre<span>. </span>John Adams<span>, writing in his journal, February 1771, shortly after the trial of the British soldiers. The </span>Boston Massacre<span> was the act of British soldiers firing into a mob of </span>Boston<span> citizens. When the smoke had cleared, five citizens of the mob were dead, including Crispus Attucks.
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During the civil war the new warships were known as the Ironclads.
B)
Source: http://www.loc.gov/teachers/classroommaterials/presentationsandactivities/presentations/timeline/civilwar/recontwo/
The right hand side is different because it could have a stronger / weaker cut. idk
