9. what happened at the party convention for the democrats that affected the 1860
presidential election?
a the democrats nominated jefferson davis for president.
o
b
the democrats split into two parties and nominated two men for
president, one from the north and one from the south.
c the democrats supported slavery and nominated a northerner for
president and a southerner for vice president.
d the democrats nominated abraham lincoln for president.

"The Democrats split into two parties and nominated two men for  President, one from the North and one from the South" happened at the party convention for the Democrats that affected the 1860  presidential election.

Option B

Explanation:

The 1860 American presidential election is one of the most complex elections ever held in American history. Inspite of been the party of Unity, the Democratic Party splits into the two parties named Southern Democrats and Northern Democrats due to the issue on slavery as southern democrats favoured expansion of slavery while northern democrats were against it.

Several times they held meeting but most of them was failure to decide their platform and identify a nominee. Finally, John C. Breckenridge was nominated from Southern Democratic, who is a supporter of slavery and states’ rights while Stephen A. Douglas was not in favor to acquire pro-slavery platform and nominated from Northern Democratic.

what are the others?

the space race was a battle to make advanced technology to get to the moon and to get a better understanding of space.