How did the country divide during the election of 1856?
a. along regional lines
c.
b. along party lines
d.
along sectional lines
along state lines

The right answer is  along sectional lines.

Explanation:

There was a bitter division within American society over the issue of slavery between abolitionists and slavery supporters. Many contradictions and disputes in the previous decades created a tense atmosphere in the nation.

cruel, heartless

explanation: