Can someone answer this

The Election of 1860 demonstrated the divisions within the United States just before the Civil War. ... The Constitutional Union Party was also new; 1860 was the first and only time the party ran a candidate for president. The results of the 1860 election pushed the nation into war.

Explanation:

The Election of 1860 demonstrated the divisions within the United States just before the Civil War. ... The Constitutional Union Party was also new; 1860 was the first and only time the party ran a candidate for president. The results of the 1860 election pushed the nation into war.

the correct answer is d

answer; standardization;