Answer:On April 12, 1861, just before Federal supply ships could reach the ... Abraham Lincoln struggled to contain the “fire in the rear” during the Civil War.
Explanation:
The best way to punctuate the bolded portion of the sentence would be
<span>“We have a problem;” which is the 4th option.
</span>
This would make the complete sentence read as the following:
<span>Jill remarked, “We have a problem;" she went on to give details.</span>