The best analysis of the purpose the structure serves and its effectiveness is:
This refers to the speech which the president makes to a select group of people and in this case, it was President Abraham Lincoln making an address to the New Jersey General Assembly.
WIth this in mind, we can see that because in the presidential address, he sought to address the past problems with the New Jersey past that did not vote for him, he prepares them for the difficult decisions ahead.
Therefore, the correct answer is option B
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