Changing the composition of least some components of the rock.
Answer:
Correct answer is B. Andersonville Prison.
Explanation:
B is the correct because he was the commander of probably the most infamous prison during Civil War in which many Union soldiers were threated poorly. Because of this he was later executed by the order of the court.
A is not correct as it was a strategy created by President Abraham Lincoln .
The same goes for C and D as he didn't have role there.
Explanation: Hello, the reason was because the titanic hit an iceberg
The answer is true.
Hope this helps.